loadpatents
name:-0.0012691020965576
name:-0.4860200881958
name:-0.0008389949798584
American Telephone and Telegraph Company, AT&T Bell Laboratories Patent Filings

American Telephone and Telegraph Company, AT&T Bell Laboratories

Patent Applications and Registrations

Patent applications and USPTO patent grants for American Telephone and Telegraph Company, AT&T Bell Laboratories.The latest application filed is for "concurrent resource request resolution mechanism".

Company Profile
0.200.0
  • American Telephone and Telegraph Company, AT&T Bell Laboratories - Murray Hill NJ
  • American Telephone and Telegraph Company, AT&T Bell Laboratories - New York NY
  • American Telephone and Telegraph Company, AT&T Bell Laboratories - Murry Hill NJ
*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.
Patent Activity
PatentDate
Concurrent resource request resolution mechanism
Grant 4,942,574 - Zelle July 17, 1
1990-07-17
Processes depending on plasma generation using a helical resonator
Grant 4,918,031 - Flamm , et al. April 17, 1
1990-04-17
Integrated circuit package using plastic encapsulant
Grant 4,916,522 - Cohn April 10, 1
1990-04-10
Communication cable having water blocking strength members
Grant 4,913,517 - Arroyo , et al. April 3, 1
1990-04-03
Hybrid laser for optical communications, and transmitter, system, and method
Grant 4,914,667 - Blonder , et al. April 3, 1
1990-04-03
Digital speech coder with different excitation types
Grant 4,912,764 - Hartwell , et al. March 27, 1
1990-03-27
Communication cable having water blocking provisions in core
Grant 4,909,592 - Arroyo , et al. March 20, 1
1990-03-20
Optical fiber fabrication and resulting product
Grant 4,909,816 - MacChesney , et al. March 20, 1
1990-03-20
Multi-media virtual circuit
Grant 4,905,231 - Leung , et al. February 27, 1
1990-02-27
Subassemblies for optoelectronic hybrid integrated circuits
Grant 4,904,036 - Blonder February 27, 1
1990-02-27
Methods of and systems for optical fiber sensing
Grant 4,904,050 - Dunn , et al. February 27, 1
1990-02-27
Key telephone management system
Grant 4,905,274 - Cooper , et al. February 27, 1
1990-02-27
Analysis arrangement based on a model of human neural responses
Grant 4,905,285 - Allen , et al. February 27, 1
1990-02-27
Method for aligning photomasks
Grant 4,904,087 - Harvey , et al. February 27, 1
1990-02-27
Apparatus including resonant-tunneling device having multiple-peak current-voltage characteristics
Grant 4,902,912 - Capasso , et al. February 20, 1
1990-02-20
Polymer interconnect structure
Grant 4,902,857 - Cranston , et al. February 20, 1
1990-02-20
Power converter having parallel power switching systems coupled by an impedance inversion network
Grant 4,903,181 - Seidel February 20, 1
1990-02-20
Polarization insensitive optical communication device utilizing optical preamplification
Grant 4,900,917 - Dixon , et al. February 13, 1
1990-02-13
Biconic optical fiber connecting device having attenuator
Grant 4,900,124 - Lampert , et al. February 13, 1
1990-02-13
Bounded lag distributed discrete event simulation method and apparatus
Grant 4,901,260 - Lubachevsky February 13, 1
1990-02-13
Architecture of the control of a high performance packet switching distribution network
Grant 4,899,333 - Roediger February 6, 1
1990-02-06
Test interface circuit which generates different interface control signals for different target computers responding to control signals from host computer
Grant 4,899,306 - Greer February 6, 1
1990-02-06
Call announcement arrangement
Grant 4,899,358 - Blakley February 6, 1
1990-02-06
Method and apparatus for providing personalized telephone subscriber features at remote locations
Grant 4,899,373 - Lee , et al. February 6, 1
1990-02-06
More efficient call handling for operator assistance calls
Grant 4,899,375 - Bauer , et al. February 6, 1
1990-02-06
Self routing packet switching network architecture
Grant 4,899,335 - Johnson, Jr. , et al. February 6, 1
1990-02-06
Optical fiber connector
Grant 4,898,446 - Hinckley February 6, 1
1990-02-06
Method of and an arrangement for forwarding a customer order
Grant 4,897,867 - Foster , et al. January 30, 1
1990-01-30
Patterning method in the manufacture of miniaturized devices
Grant 4,897,361 - Harriott , et al. January 30, 1
1990-01-30
Metropolitan area network arrangement for serving virtual data networks
Grant 4,897,874 - Lidinsky , et al. January 30, 1
1990-01-30
Telecommunication system with subscriber controlled feature modification
Grant 4,897,866 - Majmudar , et al. January 30, 1
1990-01-30
Password controlled switching system
Grant 4,896,346 - Belfield , et al. January 23, 1
1990-01-23
Identification and authentication of end user systems for packet communications network services
Grant 4,896,319 - Lidinsky , et al. January 23, 1
1990-01-23
Test circuit for measuring specific contact resistivity of self-aligned contacts in integrated circuits
Grant 4,896,108 - Lynch , et al. January 23, 1
1990-01-23
Control network for a rapid connection circuit switch
Grant 4,894,824 - Hemmady , et al. January 16, 1
1990-01-16
Strengthened buffered optical fiber
Grant 4,893,893 - Claxton , et al. January 16, 1
1990-01-16
Infrared-radiation detector device
Grant 4,894,526 - Bethea , et al. January 16, 1
1990-01-16
Arrangement for switching concentrated telecommunications packet traffic
Grant 4,893,302 - Hemmady , et al. January 9, 1
1990-01-09
Processes involving lithographic materials
Grant 4,892,617 - Bates , et al. January 9, 1
1990-01-09
Method and apparatus for restricting credit card communication calls
Grant 4,893,330 - Franco January 9, 1
1990-01-09
Capacitive incremental position measurement and motion control
Grant 4,893,071 - Miller January 9, 1
1990-01-09
Article comprising an opto-electronic device and an optical waveguide coupled thereto, and method of making the article
Grant 4,892,374 - Ackerman , et al. January 9, 1
1990-01-09
Call forwarding arrangement
Grant 4,893,336 - Wuthnow January 9, 1
1990-01-09
Medical information system
Grant 4,893,270 - Beck , et al. January 9, 1
1990-01-09
Electro-optic measurements of voltage waveforms on electrical conductors
Grant 4,891,580 - Valdmanis January 2, 1
1990-01-02
Multi-channel signal transmission
Grant 4,891,840 - Reudink January 2, 1
1990-01-02
Semiconductor devices employing high resistivity in-based compound group III-IV epitaxial layer for current confinement
Grant 4,888,624 - Johnston, Jr. , et al. * December 19, 1
1989-12-19
Method of making silicides by heating in oxygen to remove contamination
Grant 4,886,765 - Chen , et al. December 12, 1
1989-12-12
Pipeline arithmetic adder and multiplier
Grant 4,887,233 - Cash , et al. December 12, 1
1989-12-12
Feed forward linear amplifier
Grant 4,885,551 - Myer December 5, 1
1989-12-05
Method of and apparatus for establishing a wideband communication facility through a switched communications network having narrow bandwidth time division multiplexed channels
Grant 4,885,738 - Bowers , et al. December 5, 1
1989-12-05
Self-adjusting optical fiber connector assembly
Grant 4,881,792 - Alameel , et al. November 21, 1
1989-11-21
Optical communications system comprising raman amplification means
Grant 4,881,790 - Mollenauer November 21, 1
1989-11-21
Optical fiber connector and methods of making
Grant 4,880,291 - Aberson, Jr. , et al. November 14, 1
1989-11-14
Bismuth-lead-strontium-calcium-cuprate superconductors
Grant 4,880,771 - Cava , et al. November 14, 1
1989-11-14
DPSK carrier acquisition and tracking arrangement
Grant 4,879,728 - Tarallo November 7, 1
1989-11-07
Process for controlling solder joint geometry when surface mounting a leadless integrated circuit package on a substrate
Grant 4,878,611 - LoVasco , et al. November 7, 1
1989-11-07
Optical fiber bidirectional transmission system
Grant 4,879,763 - Wood November 7, 1
1989-11-07
Forced encapsulation means for a cable
Grant 4,875,952 - Mullin , et al. October 24, 1
1989-10-24
Automatic rerouting of calls through data buses
Grant 4,875,037 - Escolar October 17, 1
1989-10-17
Apparatus comprising a high-vacuum chamber
Grant 4,873,833 - Pfeiffer , et al. October 17, 1
1989-10-17
Animal-resistant cable
Grant 4,874,219 - Arroyo , et al. October 17, 1
1989-10-17
Neural networks
Grant 4,875,183 - Graf , et al. October 17, 1
1989-10-17
Call coverage arrangement
Grant 4,873,717 - Davidson , et al. October 10, 1
1989-10-10
Connector assembly having a latching mechanism
Grant 4,872,736 - Myers , et al. October 10, 1
1989-10-10
Local area network cabling arrangement
Grant 4,873,393 - Friesen , et al. October 10, 1
1989-10-10
Amplifier with modulated resistor gain control
Grant 4,873,492 - Myer October 10, 1
1989-10-10
Packet network architecture for providing rapid response time
Grant 4,872,159 - Hemmady , et al. October 3, 1
1989-10-03
Optical system including etalon for optically processing electromagnetic radiation at a repetition rate greater than about 1.25.times.10.sup.4 Hz
Grant 4,871,235 - Greene , et al. October 3, 1
1989-10-03
Integrated packetized voice and data switching system
Grant 4,872,160 - Hemmady , et al. October 3, 1
1989-10-03
Distributed control rapid connection circuit switch
Grant 4,872,158 - Richards October 3, 1
1989-10-03
Architecture and organization of a high performance metropolitan area telecommunications packet network
Grant 4,872,157 - Hemmady , et al. October 3, 1
1989-10-03
Tranverse mode control in solid state lasers
Grant 4,870,649 - Bobeck , et al. September 26, 1
1989-09-26
Thin film shape memory alloy and method for producing
Grant 4,864,824 - Gabriel , et al. September 12, 1
1989-09-12
Circuit for suppression of leading edge spike switched current
Grant 4,866,588 - Rene September 12, 1
1989-09-12
Interexchange carrier automatic route selection system
Grant 4,866,763 - Cooper , et al. September 12, 1
1989-09-12
Portable computer terminal housing for accessing and inputting patient medical data
Grant D303,111 - Paley August 29, 1
1989-08-29
Opto-electronic and optical fiber interface arrangement
Grant 4,861,134 - Alameel , et al. August 29, 1
1989-08-29
Semiconductor heterostructures having Ge.sub.x Si.sub.1-x layers on Si utilizing molecular beam epitaxy
Grant 4,861,393 - Bean , et al. August 29, 1
1989-08-29
Semiconductor devices and methods of making such devices
Grant 4,860,068 - Gossard , et al. August 22, 1
1989-08-22
Method and apparatus for identifying location of a lost token signal in a data communication network
Grant 4,860,284 - Brown , et al. August 22, 1
1989-08-22
Nonlinear optical materials and devices
Grant 4,859,876 - Dirk , et al. August 22, 1
1989-08-22
Laser controlled by a multiple-layer heterostructure
Grant 4,860,296 - Chemla , et al. August 22, 1
1989-08-22
Composite service and distribution communications media
Grant 4,852,965 - Mullin , et al. August 1, 1
1989-08-01
Narrow-linewidth resonant optical device, transmitter, system, and method
Grant 4,852,960 - Alferness , et al. August 1, 1
1989-08-01
Laser-blown links
Grant 4,853,758 - Fischer August 1, 1
1989-08-01
Optical fiber biconic connector
Grant 4,852,963 - Lampert August 1, 1
1989-08-01
Fabricating a semiconductor device with low defect density oxide
Grant 4,851,370 - Doklan , et al. July 25, 1
1989-07-25
Speech recognition by acoustic/phonetic system and technique
Grant 4,852,180 - Levinson July 25, 1
1989-07-25
Universal protocol data receiver
Grant 4,852,127 - Fraser , et al. July 25, 1
1989-07-25
Metallization for integrated devices
Grant 4,851,895 - Green , et al. July 25, 1
1989-07-25
CMOS Integrated circuit digital crossbar switching arrangement
Grant 4,849,751 - Barber , et al. July 18, 1
1989-07-18
Feeder monitor arrangement for stored program controlled rectifier plant
Grant 4,845,637 - Basarath , et al. July 4, 1
1989-07-04
Solution monitoring procedure
Grant 4,844,608 - Smith July 4, 1
1989-07-04
Optical fiber cable
Grant 4,844,575 - Kinard , et al. July 4, 1
1989-07-04
Method of overlaying virtual tree networks onto a message passing parallel processing network
Grant 4,845,744 - DeBenedictis July 4, 1
1989-07-04
Interconnection technique using dielectric layers
Grant 4,843,191 - Thomas June 27, 1
1989-06-27
Fabrication of high-silica glass article
Grant 4,840,653 - Rabinovich June 20, 1
1989-06-20
Method and apparatus for verifying the continuity between a circuit board and a test fixture
Grant 4,841,240 - Hsue , et al. June 20, 1
1989-06-20
Method and apparatus for accessing data from data attribute tables
Grant 4,841,433 - Hakim , et al. June 20, 1
1989-06-20
Optical fiber splice organizer
Grant 4,840,449 - Ghandeharizadeh June 20, 1
1989-06-20
Clock skew correction arrangement
Grant 4,839,907 - Saneski June 13, 1
1989-06-13
Thermal conductor assembly
Grant 4,838,347 - Dentini , et al. June 13, 1
1989-06-13
Depressed cladding optical fiber cable
Grant 4,836,640 - Gartside, III , et al. June 6, 1
1989-06-06
Semiconductor devices having superconducting interconnects
Grant 4,837,609 - Gurvitch , et al. June 6, 1
1989-06-06
Squaring circuits in MOS integrated circuit technology
Grant 4,835,421 - Khoury , et al. May 30, 1
1989-05-30
Optical fiber sensors for chemical detection
Grant 4,834,496 - Blyler, Jr. , et al. May 30, 1
1989-05-30
Method and apparatus for controlled removal and insertion of circuit modules
Grant 4,835,737 - Herrig , et al. May 30, 1
1989-05-30
Trench gate structures
Grant 4,835,585 - Panousis May 30, 1
1989-05-30
Fabrication of dielectrically isolated devices with buried conductive layers
Grant 4,835,113 - Celler , et al. May 30, 1
1989-05-30
Gas plasma display
Grant 4,833,463 - Dick , et al. May 23, 1
1989-05-23
Optical switch
Grant 4,830,444 - Cloonan , et al. May 16, 1
1989-05-16
Integrated circuit resistor
Grant 4,830,976 - Morris , et al. May 16, 1
1989-05-16
High speed cosine transform
Grant 4,829,465 - Knauer May 9, 1
1989-05-09
In-place diagnosable electronic circuit board
Grant 4,829,520 - Toth May 9, 1
1989-05-09
Hot electron transistor
Grant 4,829,343 - Levi May 9, 1
1989-05-09
Process for making indium gallium arsenide devices
Grant 4,829,347 - Cheng , et al. May 9, 1
1989-05-09
Call control of a distributed processing communications switching system
Grant 4,827,499 - Warty , et al. May 2, 1
1989-05-02
Means for coupling an optical fiber to an opto-electronic device
Grant 4,826,272 - Pimpinella , et al. May 2, 1
1989-05-02
Devices involving silicon glasses
Grant 4,826,709 - Ryan , et al. May 2, 1
1989-05-02
Transistor sizing system for integrated circuits
Grant 4,827,428 - Dunlop , et al. May 2, 1
1989-05-02
Automatic speech recognition to select among call destinations
Grant 4,827,500 - Binkerd , et al. May 2, 1
1989-05-02
Digital speech processor using arbitrary excitation coding
Grant 4,827,517 - Atal , et al. May 2, 1
1989-05-02
Transistor
Grant 4,825,265 - Lunardi , et al. April 25, 1
1989-04-25
Method of file access in a distributed processing computer network
Grant 4,825,354 - Agrawal , et al. April 25, 1
1989-04-25
Radiation hardened semiconductor devices
Grant 4,825,278 - Hillenius , et al. April 25, 1
1989-04-25
Noise controlled output buffer
Grant 4,823,029 - Gabara April 18, 1
1989-04-18
High-frequency resonant power converter
Grant 4,823,249 - Garcia, II April 18, 1
1989-04-18
Fabrication of FETs with source and drain contacts aligned with the gate electrode
Grant 4,822,754 - Lynch , et al. * April 18, 1
1989-04-18
Reconfigurable dual processor system
Grant 4,823,256 - Bishop , et al. April 18, 1
1989-04-18
Fabrication of CPI layers
Grant 4,820,376 - Lambert , et al. April 11, 1
1989-04-11
Digital phase locked loop clock recovery scheme
Grant 4,821,297 - Bergmann , et al. April 11, 1
1989-04-11
Endpoint detector
Grant 4,821,325 - Martin , et al. April 11, 1
1989-04-11
Cable closure and methods of assembling
Grant 4,820,007 - Ross , et al. April 11, 1
1989-04-11
Method and apparatus for measuring the temperature profile of a surface
Grant 4,819,658 - Kolodner April 11, 1
1989-04-11
Control information communication arrangement for a distributed control switching system
Grant 4,821,259 - DeBruler , et al. April 11, 1
1989-04-11
Optical fiber building cables
Grant 4,818,060 - Arroyo April 4, 1
1989-04-04
Optical connector
Grant 4,818,058 - Bonanni April 4, 1
1989-04-04
Method and apparatus for direct color printing
Grant 4,816,846 - Kollarits March 28, 1
1989-03-28
Crosspoint switching system using control rings with fast token circulation
Grant 4,817,082 - Orsic March 28, 1
1989-03-28
Rearrangeable multiconnection switching networks employing both space division and time division switching
Grant 4,817,083 - Richards March 28, 1
1989-03-28
Nonlinear and bistable optical device
Grant RE32,893 - Miller March 21, 1
1989-03-21
Method of making devices having thin dielectric layers
Grant 4,814,291 - Kim , et al. March 21, 1
1989-03-21
Programmable memory-based arbitration system for implementing fixed and flexible priority arrangements
Grant 4,814,974 - Narayanan , et al. March 21, 1
1989-03-21
Optical fiber connector
Grant 4,812,009 - Carlisle , et al. March 14, 1
1989-03-14
Monolithic capacitor-varistor
Grant 4,811,164 - Ling , et al. March 7, 1
1989-03-07
Method of making an article comprising a tandem groove, and article produced by the method
Grant 4,810,557 - Blonder March 7, 1
1989-03-07
Vector DPCM image coding method and apparatus
Grant 4,811,112 - Rutledge March 7, 1
1989-03-07
Toll fraud control
Grant 4,811,378 - Else , et al. March 7, 1
1989-03-07
Optical fiber cable having fluted strength member core
Grant 4,807,962 - Arroyo , et al. February 28, 1
1989-02-28
Cordless accessed high-speed high-capacity local area networks
Grant 4,807,222 - Amitay February 21, 1
1989-02-21
Time-varying trellis-coded modulation formats which are robust in channels with phase variations
Grant 4,807,253 - Hagenauer , et al. February 21, 1
1989-02-21
High frequency connector
Grant 4,806,107 - Arnold , et al. February 21, 1
1989-02-21
Method of spare capacity use for fault detection in a multiprocessor system
Grant 4,807,228 - Dahbura , et al. February 21, 1
1989-02-21
Polysilicon fillet
Grant 4,807,013 - Manocha February 21, 1
1989-02-21
Preservation of surface features on semiconductor surfaces
Grant 4,805,178 - Wilt February 14, 1
1989-02-14
Switch path reservation arrangement
Grant 4,805,166 - Ardon , et al. February 14, 1
1989-02-14
Method of and arrangement for ordering of multiprocessor operations in a multiprocessor system with redundant resources
Grant 4,805,106 - Pfeifer February 14, 1
1989-02-14
Fast significant sample detection for a pitch detector
Grant 4,803,730 - Thomson February 7, 1
1989-02-07
Optical fiber tap
Grant 4,802,723 - Miller February 7, 1
1989-02-07
Growth of congruently melting gadolinium scandium gallium garnet
Grant 4,802,180 - Brandle, Jr. , et al. January 31, 1
1989-01-31
Method and apparatus for multi-channel communication security
Grant 4,802,220 - Marker, Jr. January 31, 1
1989-01-31
Technique for repelling carriers in optical communications to minimize mutual interference
Grant 4,800,555 - Foschini January 24, 1
1989-01-24
Three time slot digital subscriber line termination
Grant 4,799,217 - Fang January 17, 1
1989-01-17
Latch/switch for securing a circuit modules into a housing with accompanying circuit switching
Grant 4,798,923 - Barwick , et al. January 17, 1
1989-01-17
Mesh-based switching network
Grant 4,797,882 - Maxemchuk January 10, 1
1989-01-10
Packet switched interconnection protocols for a star configured optical lan
Grant 4,797,879 - Habbab , et al. January 10, 1
1989-01-10
Digital speech vocoder
Grant 4,797,926 - Bronson , et al. January 10, 1
1989-01-10
Method and apparatus for drawing antialiased lines and polygons
Grant 4,796,020 - Budrikis , et al. January 3, 1
1989-01-03
Telecommunication protector unit with pivotal surge protector
Grant 4,796,150 - Dickey , et al. January 3, 1
1989-01-03
Call screening in a public telephone station
Grant 4,794,642 - Arbabzadah , et al. December 27, 1
1988-12-27
Optical mixer for upconverting or downconverting an optical signal
Grant 4,794,351 - Darcie December 27, 1
1988-12-27
Heterojunction bipolar transistor
Grant 4,794,440 - Capasso , et al. December 27, 1
1988-12-27
Resisting the effects of channel noise in digital transmission of information
Grant 4,791,654 - De Marca , et al. December 13, 1
1988-12-13
Call charging arrangement
Grant 4,791,640 - Sand December 13, 1
1988-12-13
Apparatus comprising Raman-active optical fiber
Grant 4,790,619 - Lines , et al. December 13, 1
1988-12-13
Controlling key-system groups from a distributed control switching system
Grant 4,791,662 - Ahnen , et al. December 13, 1
1988-12-13
Wireless network for wideband indoor communications
Grant 4,789,983 - Acampora , et al. December 6, 1
1988-12-06
Integrated circuit with channel length indicator
Grant 4,789,825 - Carelli , et al. December 6, 1
1988-12-06
Speech processing feature generation arrangement
Grant 4,790,017 - Hinton December 6, 1
1988-12-06
Switching techniques for FDM communication systems
Grant 4,789,980 - Darcie , et al. December 6, 1
1988-12-06
Announcing waiting times in queuing systems
Grant 4,788,715 - Lee November 29, 1
1988-11-29
Duplex optical fiber connector
Grant 4,787,706 - Cannon, Jr. , et al. November 29, 1
1988-11-29
Electro optical switch architectures
Grant 4,787,692 - Spanke November 29, 1
1988-11-29
Devices having low loss curved or tapered optical waveguides
Grant 4,787,689 - Korotky , et al. November 29, 1
1988-11-29
Optical system including device for optically processing electromagnetic radiation at a repetition rate greater than about 1.25.times.10.sup.4 Hz
Grant 4,787,714 - Greene , et al. November 29, 1
1988-11-29
Trellis coding with substrates
Grant 4,788,694 - Calderbank November 29, 1
1988-11-29
Passive star coupler
Grant 4,787,693 - Kogelnik , et al. November 29, 1
1988-11-29
Data flow control arrangement for local area network
Grant 4,787,082 - Delaney , et al. November 22, 1
1988-11-22
High-power, fundamental transverse mode laser
Grant 4,787,086 - Dentai , et al. November 22, 1
1988-11-22
Method for fabricating a field-effect transistor with a self-aligned gate
Grant 4,784,967 - Cunningham , et al. November 15, 1
1988-11-15
Magneto-electric sensor device and sensing method using a sensor element comprising a 2-phase decomposed microstructure
Grant 4,785,244 - Jin , et al. November 15, 1
1988-11-15
Process for manufacturing semiconductor BICMOS device
Grant 4,784,971 - Chiu , et al. November 15, 1
1988-11-15
Automatic speech recognizer for real time operation
Grant 4,783,809 - Glinski November 8, 1
1988-11-08
Hidden Markov model speech recognition arrangement
Grant 4,783,804 - Juang , et al. November 8, 1
1988-11-08
Computing apparatus comprising a programmable resistor
Grant 4,782,460 - Spencer November 1, 1
1988-11-01
Field-effect transistor having a delta-doped ohmic contact
Grant 4,780,748 - Cunningham , et al. October 25, 1
1988-10-25
Liquid crystal device with chemically-induced high-tilt alignment coating
Grant 4,776,674 - Filas , et al. October 11, 1
1988-10-11
Communication services method and apparatus
Grant 4,776,004 - Bauer , et al. October 4, 1
1988-10-04
Method of producing an optical fiber
Grant 4,775,401 - Fleming , et al. October 4, 1
1988-10-04

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