Patent | Date |
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Torsional vibration damping device for motor vehicle clutch Grant 7,207,888 - Verhoog , et al. April 24, 2 | 2007-04-24 |
Method for making a tubular element and resulting tubular element Grant 6,973,724 - Passebecq December 13, 2 | 2005-12-13 |
Method for making a dashboard subassembly in paticular a motor vehicle dashboard console Grant 6,949,709 - Barat , et al. September 27, 2 | 2005-09-27 |
Locking device with transmission gears Grant 6,931,956 - Thery August 23, 2 | 2005-08-23 |
Hydrokinetic coupling appliance, in particular for motor vehicle Grant 6,926,131 - Arhab , et al. August 9, 2 | 2005-08-09 |
Hydrokinetic coupling apparatus, in particular for motor vehicle, comprising a needle thrust bearing between the piston and the turbine hub Grant 6,830,136 - Arhab , et al. December 14, 2 | 2004-12-14 |
Dashboard in particular for motor vehicle Grant 6,808,218 - Passebecq , et al. October 26, 2 | 2004-10-26 |
Friction clutch with controlled play compensation for motor vehicle Grant 6,779,643 - Doremus , et al. August 24, 2 | 2004-08-24 |
Method and apparatus for adhesive fastening of friction clutch liners on a support plate Grant 6,770,157 - Marchisseau , et al. August 3, 2 | 2004-08-03 |
Motor vehicle clutch pedal vibration absorber Grant 6,745,886 - Rey , et al. June 8, 2 | 2004-06-08 |
Friction disc and method for making a lining forming it Grant 6,739,442 - Marchisseau May 25, 2 | 2004-05-25 |
Hydrokinetic coupling apparatus in particular for motor vehicle Grant 6,736,247 - Arhab , et al. May 18, 2 | 2004-05-18 |
Device for coupling a lever to a shift cylinder piston Grant 6,711,986 - Angione March 30, 2 | 2004-03-30 |
Compact hydrokinetic coupling apparatus, especially for a motor vehicle Grant 6,712,186 - Arhab March 30, 2 | 2004-03-30 |
Automated gear drive device, in particular for motor vehicle Grant 6,698,303 - Hoffmann , et al. March 2, 2 | 2004-03-02 |
Arrangement of equipment for a motor vehicle Grant 6,696,768 - Barat , et al. February 24, 2 | 2004-02-24 |
Hydraulic device with piston and actuating rod, with temporary range-of-travel end stop for purging Grant 6,691,606 - Perata February 17, 2 | 2004-02-17 |
Hydrokinetic coupling appliance Grant 6,688,441 - Arhab , et al. February 10, 2 | 2004-02-10 |
Vehicle front interior cross member Grant 6,685,260 - Passebecq , et al. February 3, 2 | 2004-02-03 |
Sealing device between a partition and a fitting set in front of an opening formed in the partition Grant 6,682,119 - Droulez January 27, 2 | 2004-01-27 |
Hydrokinetic coupling device comprising an improved reactor overrunning clutch Grant 6,675,941 - Arhab , et al. January 13, 2 | 2004-01-13 |
Device for assembling two parts having a positioning set Grant 6,669,422 - Sterle December 30, 2 | 2003-12-30 |
Device for controlling an actuator in particular for a vehicle Grant 6,659,423 - Dauvergne , et al. December 9, 2 | 2003-12-09 |
Hydrokinetic coupling apparatus, in particular for motor vehicle, comprising improved means linking the piston with the cover Grant 6,640,945 - Arhab , et al. November 4, 2 | 2003-11-04 |
Arrangement of equipment for a motor vehicle and dashboard comprising said arrangement Grant 6,634,692 - Barat , et al. October 21, 2 | 2003-10-21 |
Friction material for a dry friction device, a method of making such a dry friction material, and a dry friction device equipped with such a material Grant 6,619,418 - Guerin , et al. September 16, 2 | 2003-09-16 |
Hydraulically controlled clutch release bearing for a diaphragm clutch, notably for a motor vehicle, having a guide sleeve Grant 6,612,414 - Giroire September 2, 2 | 2003-09-02 |
Torsional damping device, especially for clutches Grant 6,520,306 - Bertrand , et al. February 18, 2 | 2003-02-18 |
Method for producing a ring collar, notably for a clutch mechanism in particular for a motor vehicle Grant 6,513,219 - Lanzarini , et al. February 4, 2 | 2003-02-04 |
Friction clutch with a device for taking up wear in the friction liners, especially for a motor vehicle Grant 6,502,680 - Doremus , et al. January 7, 2 | 2003-01-07 |
Filtration device and process for its manufacture Grant 6,440,192 - Guerin , et al. August 27, 2 | 2002-08-27 |
Hydraulic device with piston and actuating rod, with temporary range-of-travel end stop for purging App 20020096045 - Perata, Paolo | 2002-07-25 |
Friction clutch with wear take-up device for friction linings, in particular for motor vehicle, provided with means indicating degree of said wear Grant 6,357,570 - Despres , et al. March 19, 2 | 2002-03-19 |
Hydraulic control clutch device equipped with a guide tube and method for producing such a tube Grant 6,325,194 - Thomire December 4, 2 | 2001-12-04 |
Arrangement for fixing a tubular element on a structural element of a motor vehicle body Grant 6,322,284 - Bonardo , et al. Nov | 2001-11-27 |
Double torque flywheel in particular for motor vehicle Grant 6,299,541 - Bertin , et al. October 9, 2 | 2001-10-09 |
Hydrokinetic coupling apparatus, in particular for motor vehicle Grant 6,293,380 - Arhab September 25, 2 | 2001-09-25 |
Clutch hydraulic control device, in particular for motor car Grant 6,289,790 - Rey September 18, 2 | 2001-09-18 |
Friction liner having a network of grooves, for a clutch Grant 6,290,046 - Menard , et al. September 18, 2 | 2001-09-18 |
Clutch mechanism comprising a wear take-up module Grant 6,253,897 - Blard , et al. July 3, 2 | 2001-07-03 |
Torque damper and damping device equipped with such a torque damper Grant 6,244,962 - Bacher , et al. June 12, 2 | 2001-06-12 |
Torque damper and damping device equipped with such a torque damper Grant 6,216,838 - Bacher , et al. April 17, 2 | 2001-04-17 |
Combined filter device for filtering out particles and gases Grant 6,200,368 - Guerin , et al. March 13, 2 | 2001-03-13 |
Torsional damper for locking clutch pertaining to a hydrokinetic coupling apparatus, in particular for motor vehicle Grant 6,176,362 - Arhab January 23, 2 | 2001-01-23 |
Hydrokinetic coupling device with a blade driving member, particularly for motor vehicles Grant 6,123,177 - Arhab September 26, 2 | 2000-09-26 |
Hydrokinetic coupling apparatus, particulary for a motor vehicle Grant 6,079,530 - Arhab June 27, 2 | 2000-06-27 |
Method of manufacturing a damping flywheel, notably for motor vehicles Grant 5,873,445 - Haberbusch , et al. February 23, 1 | 1999-02-23 |
Annular pressure plate for a friction clutch, especially for a motor vehicle Grant 5,857,547 - Dequesnes January 12, 1 | 1999-01-12 |
Process for the assembly of a locking clutch for a hydrokinetic coupling device, especially for a motor vehicle, a corresponding locking clutch and a hydrokinetic coupling device comprising such a locking clutch Grant 5,826,690 - Maingaud , et al. October 27, 1 | 1998-10-27 |
Flywheel, in particular for motor vehicles Grant 5,823,311 - Mokdad , et al. October 20, 1 | 1998-10-20 |
Friction unit and a method of making it, and a torsion damper including such a friction unit Grant 5,820,466 - Graton , et al. October 13, 1 | 1998-10-13 |
Damped flywheel adapted to be interposed in a motor vehicle propulsion unit Grant 5,771,755 - Duclos , et al. June 30, 1 | 1998-06-30 |
Torsion damper with a control ring, in particular a motor vehicle friction clutch Grant 5,769,721 - Tauvron , et al. June 23, 1 | 1998-06-23 |
Damping flywheel, particularly for motor vehicles Grant 5,761,970 - Bonfilio June 9, 1 | 1998-06-09 |
Damped flywheel, especially for a motor vehicle, wherein a friction means is mounted in a cavity bounded by the reaction plate and the damper plate Grant 5,673,598 - Duclos October 7, 1 | 1997-10-07 |
Clutch module with resilient gripping of the diaphragm, and a corresponding mechanism Grant 5,655,638 - Villata August 12, 1 | 1997-08-12 |
Torsion damper, especially for a motor vehicle Grant 5,562,542 - Rohrle October 8, 1 | 1996-10-08 |
Torsion damping device with peripheral resilient means arranged in a sealed housing, particularly for automotive vehicles Grant 5,356,339 - Bochot , et al. October 18, 1 | 1994-10-18 |
Friction clutch Grant 5,333,713 - Hagnere , et al. August 2, 1 | 1994-08-02 |
Friction clutch for a motor vehicle, and an elastic diaphragm for such a clutch Grant 5,314,051 - Marie , et al. May 24, 1 | 1994-05-24 |
Hydraulic fluid supply system for an installation in a motor vehicle having power assisted steering with a pressure regulation value connected to the main and secondary circuits Grant 5,293,952 - Ledamoisel , et al. March 15, 1 | 1994-03-15 |
Torsion damper including a pre-damper having a housing with hooked tongues, in particular for a motor vehicle Grant 5,240,458 - Linglain , et al. August 31, 1 | 1993-08-31 |
Hydraulic actuator for a friction clutch Grant 5,205,387 - Checa April 27, 1 | 1993-04-27 |
Friction wheel for a clutch Grant 5,174,426 - Thirion de Briel , et al. December 29, 1 | 1992-12-29 |
Friction disc, in particular for a clutch Grant 5,167,312 - Thirion de Briel , et al. December 1, 1 | 1992-12-01 |
Device with torsion damping by resilient plates, especially for an automotive vehicle Grant 5,147,246 - Focqueur , et al. September 15, 1 | 1992-09-15 |
Mechanism incorporating a vibration damper, in particular for an automative vehicle Grant 5,146,804 - Carmillet September 15, 1 | 1992-09-15 |
Transmission clutch for a motor vehicle having a dynamic absorber Grant 5,135,089 - Kovac August 4, 1 | 1992-08-04 |
Actuator for a motor vehicle clutch Grant 5,135,090 - Bertin , et al. August 4, 1 | 1992-08-04 |
Force transmission linkage for automotive vehicles Grant 5,119,913 - Focqueur , et al. * June 9, 1 | 1992-06-09 |
Damped double flywheel, in particular for automotive vehicles Grant 5,119,692 - Naudin June 9, 1 | 1992-06-09 |
Torsion damping device, in particular for automotive vehicles Grant 5,117,959 - Graton June 2, 1 | 1992-06-02 |
Heating and ventilating apparatus for the cabin of an automotive vehicle Grant 5,109,755 - Guillemin May 5, 1 | 1992-05-05 |
Torsion damping device, in particular a friction clutch for automotive vehicles Grant 5,090,945 - Graton , et al. February 25, 1 | 1992-02-25 |
Low inertia friction clutch, in particular for an automotive vehicle Grant 5,076,409 - Graton , et al. December 31, 1 | 1991-12-31 |
Automotive friction clutch with torsion damping device Grant 5,064,041 - Graton , et al. November 12, 1 | 1991-11-12 |
Piston for an hydraulic brake, in particular for automotive vehicles Grant 5,031,511 - Villata July 16, 1 | 1991-07-16 |
Torsion damping device of large angular displacement, particularly a friction clutch, especially for an automotive vehicle Grant 4,969,855 - Graton , et al. November 13, 1 | 1990-11-13 |
System for axially locating the rotor of a rotating machine Grant 4,967,111 - Andrieux , et al. October 30, 1 | 1990-10-30 |
Torsion damping device, in particular for a flywheel type transmission of an automotive vehicle Grant 4,959,039 - Naudin September 25, 1 | 1990-09-25 |
Distribution box for a heating and/or air conditioning apparatus, especially for an automotive vehicle Grant 4,947,735 - Guillemin August 14, 1 | 1990-08-14 |
Lock up clutch for a hydro-kinetic coupling apparatus, especially for an automotive vehicle Grant 4,944,374 - Casse , et al. July 31, 1 | 1990-07-31 |
Coaxial torsion damper, particularly for automotive vehicles Grant 4,941,860 - Graton July 17, 1 | 1990-07-17 |
Variable-force clamping mechanism between torque-variation damping flywheel and torque converter Grant 4,928,486 - Despres May 29, 1 | 1990-05-29 |
Heat exchanger including a bank of finned tubes and a shell surrounding said bank Grant 4,903,762 - Marsais , et al. February 27, 1 | 1990-02-27 |
Torsion-damping device for a torque transmission system Grant 4,904,226 - Chasseguet , et al. * February 27, 1 | 1990-02-27 |
Clutch control system for an automobile vehicle, and a clutch release bearing therefor Grant 4,890,711 - Carmillet , et al. January 2, 1 | 1990-01-02 |
Clutch release bearing Grant 4,881,629 - Gay , et al. November 21, 1 | 1989-11-21 |
Device of the crank connecting rod type, in particular for controlling a ventilation louver in an automobile heating or air conditioning unit Grant 4,875,388 - Bouvot October 24, 1 | 1989-10-24 |
Hydraulically controlled clutch actuation device Grant 4,869,355 - Corral , et al. September 26, 1 | 1989-09-26 |
Heat exchanger with liquid circulation, particularly for an automobile, including a liquid degasification passage Grant 4,846,265 - Broglio July 11, 1 | 1989-07-11 |
Method of controlling a motor-driven clutch Grant 4,829,221 - Grunberg , et al. May 9, 1 | 1989-05-09 |
Electric power supply unit, in particular for a motor vehicle, and an electric rotary machine for such a unit Grant 4,825,139 - Hamelin , et al. April 25, 1 | 1989-04-25 |
Pre-assembled automotive clutch cover assembly Grant 4,817,775 - Baccalaro , et al. April 4, 1 | 1989-04-04 |
Device limiting the power supply current for a direct current motor equipped with such a device Grant 4,814,675 - Perilhon March 21, 1 | 1989-03-21 |
Control method for a reversible motor - generator electrical machine for a motor vehicle and control installation for the implementation of such method Grant 4,803,376 - N'Guyen February 7, 1 | 1989-02-07 |
Clutch unit for motor vehicle Grant 4,800,996 - Loizeau January 31, 1 | 1989-01-31 |
Clutch with damper type flywheel Grant 4,790,419 - Loizeau December 13, 1 | 1988-12-13 |
Starting unit for an internal combustion engine Grant 4,774,915 - Nguyen , et al. October 4, 1 | 1988-10-04 |
Variable speed drive system and pulley therefor Grant 4,772,248 - De Briel September 20, 1 | 1988-09-20 |
Fluid box for a heat exchanger, in particular for a motor vehicle, and a rapid action coupling for connecting it to a fluid circuit Grant 4,765,658 - Reche August 23, 1 | 1988-08-23 |
Torsional damper device Grant 4,763,767 - Lanzarini , et al. August 16, 1 | 1988-08-16 |
Diaphragm clutch mechanism Grant 4,751,991 - Naudin June 21, 1 | 1988-06-21 |
Control mechanism for a coupling device such as a clutch, variable speed drive, brake or the like Grant 4,750,596 - Grunberg , et al. June 14, 1 | 1988-06-14 |
Damper-type flywheel suitable for automobile transmissions Grant 4,747,801 - Chasseguet , et al. May 31, 1 | 1988-05-31 |
Water box and expansion chamber device for a heat exchanger Grant 4,747,446 - Polidori , et al. May 31, 1 | 1988-05-31 |
Transmission system, especially for automobile vehicles, with wide torque and speed range Grant 4,744,267 - Lepelletier May 17, 1 | 1988-05-17 |
Device for maintaining a clutch release bearing in contact with a clutch cover assembly at all times Grant 4,744,450 - Bertin , et al. * May 17, 1 | 1988-05-17 |
Device for bleeding or for draining a heat exchanger, such as a radiator for a motor vehicle Grant 4,717,119 - Trin January 5, 1 | 1988-01-05 |
Clutch cover assembly Grant 4,697,679 - Naudin October 6, 1 | 1987-10-06 |
Pull-type clutch release bearing assembly Grant 4,697,681 - Gay , et al. October 6, 1 | 1987-10-06 |
Torsional damper device Grant 4,697,682 - Alas , et al. October 6, 1 | 1987-10-06 |
Clutch cover assembly and clutch incorporating same Grant 4,696,384 - Huber September 29, 1 | 1987-09-29 |
Clutch disk with torsional damper assembly Grant 4,685,896 - Carmillet , et al. August 11, 1 | 1987-08-11 |
Multiple rotating disk assembly with elastic separator means Grant 4,676,356 - Beccaris , et al. June 30, 1 | 1987-06-30 |
Wear take-up assembly for the actuating arrangement of a coupling device such as a clutch Grant 4,671,400 - Grunberg , et al. June 9, 1 | 1987-06-09 |
Clutch cover assembly and pressure plate for same Grant 4,667,794 - Martinez-Corral , et al. * May 26, 1 | 1987-05-26 |
Clutch, in particular for automobile vehicles Grant 4,655,333 - Martinez-Corral April 7, 1 | 1987-04-07 |
Assisted clutch Grant 4,655,332 - Herbulot , et al. April 7, 1 | 1987-04-07 |
Automatic clutch control device Grant 4,651,855 - Grunberg March 24, 1 | 1987-03-24 |
Power actuator for a machine element such as a clutch Grant 4,650,056 - Sevennec , et al. March 17, 1 | 1987-03-17 |
Starting and coupling member Grant 4,650,050 - Alas , et al. March 17, 1 | 1987-03-17 |
Motor-operated clutch Grant 4,648,498 - Herbulot , et al. March 10, 1 | 1987-03-10 |
Speed change device pulley with a seal around the hub Grant 4,639,239 - Thirion de Briel , et al. January 27, 1 | 1987-01-27 |
Variable speed drive pulley Grant 4,639,238 - Jaccod January 27, 1 | 1987-01-27 |
Clutch cover assembly Grant 4,635,779 - Bacher , et al. January 13, 1 | 1987-01-13 |
Multidisk clutch featuring improved lubrication and cooling Grant 4,629,050 - Valier December 16, 1 | 1986-12-16 |
Sustained self-centering clutch release bearing for motor vehicles Grant 4,629,049 - Lassiaz December 16, 1 | 1986-12-16 |
Heat sensor for measuring the temperature of a product heated in a microwave oven Grant 4,626,643 - Minet December 2, 1 | 1986-12-02 |
Process for heating a substance, for purposes of vulcanization or polymerization Grant 4,617,439 - Lespinats , et al. October 14, 1 | 1986-10-14 |
Torsion damping device for an automobile clutch friction disc Grant 4,613,029 - Beccaris September 23, 1 | 1986-09-23 |
Method of assembling a clutch release bearing and corresponding clutch release bearing, in particular for automotive vehicles Grant 4,608,741 - Mallet September 2, 1 | 1986-09-02 |
Clutch plate having two stage torsion damping means Grant 4,603,767 - Blond August 5, 1 | 1986-08-05 |
Arrangement of auxiliary equipment units for internal combustion engined automotive vehicles Grant 4,598,677 - Mongin , et al. July 8, 1 | 1986-07-08 |
Casing for a heat exchanger in an air-conditioner, in particular for a vehicle cabin Grant 4,595,051 - Cadars , et al. June 17, 1 | 1986-06-17 |
Degassing device for a fluid circulating in a heat exchanger Grant 4,592,418 - Cadars June 3, 1 | 1986-06-03 |
Hydraulically actuated brake incorporating a device to prevent an excessive rise in the temperature of the hydraulic fluid Grant 4,581,985 - Villata April 15, 1 | 1986-04-15 |
Clutch disc for automotive clutches Grant 4,580,673 - Graton April 8, 1 | 1986-04-08 |
Water box and expansion chamber device for a heat exchanger, in particular a radiator for a motor vehicle Grant 4,580,622 - Sigonneau April 8, 1 | 1986-04-08 |
Torsion damping assembly for an automotive clutch plate Grant 4,580,672 - Caray April 8, 1 | 1986-04-08 |
Torsion damping device, especially a clutch plate for a motor vehicle Grant 4,570,774 - Loizeau February 18, 1 | 1986-02-18 |
Clutch cover assembly manufacturing method Grant 4,562,636 - Carmillet January 7, 1 | 1986-01-07 |
Clutch release device Grant 4,560,052 - Renaud December 24, 1 | 1985-12-24 |
Torsional damper Grant 4,560,366 - Loizeau December 24, 1 | 1985-12-24 |
Transmission between a power input and an output shaft suitable for an automobile vehicle Grant 4,553,450 - Gizard November 19, 1 | 1985-11-19 |
Torsion dampers Grant 4,549,642 - Loizeau October 29, 1 | 1985-10-29 |
Torsion damping assemblies for clutch discs Grant 4,545,468 - Caray October 8, 1 | 1985-10-08 |
Sealed joint between a basin and a cover plate Grant 4,544,029 - Cadars October 1, 1 | 1985-10-01 |
Positioning and play-compensating device for the shaft of an electric motor Grant 4,533,260 - Andrieux August 6, 1 | 1985-08-06 |
Clutch mechanism for automobile vehicles Grant 4,531,622 - Bacher , et al. July 30, 1 | 1985-07-30 |
Water box including a degassing passage, and a heat exchanger including such a water box Grant 4,512,396 - Villeval April 23, 1 | 1985-04-23 |
Brake shoe Grant 4,508,199 - Herbulot , et al. April 2, 1 | 1985-04-02 |
Torsional dampers Grant 4,496,036 - Loizeau January 29, 1 | 1985-01-29 |
Water box and expansion chamber device for a heat exchanger Grant 4,492,267 - Cadars January 8, 1 | 1985-01-08 |
Flap for air flow control in vehicle heating and cooling systems Grant 4,492,361 - Jacquet , et al. January 8, 1 | 1985-01-08 |
Liquid flow heat exchanger, e.g. for a motor vehicle Grant 4,491,174 - Villeval January 1, 1 | 1985-01-01 |
Torsional dampers Grant 4,480,736 - Loizeau November 6, 1 | 1984-11-06 |
Bent tube and tube assembly, particularly for connecting a heat-exchanger to a circuit Grant 4,479,668 - Jacquet October 30, 1 | 1984-10-30 |
Rotatable brake member provided with ventilation channels Grant 4,469,203 - Herbulot , et al. September 4, 1 | 1984-09-04 |
Clutch release bearings Grant 4,467,904 - Renaud August 28, 1 | 1984-08-28 |
Diaphragm springs Grant 4,465,267 - Chatelin August 14, 1 | 1984-08-14 |
Friction lining suitable for use in brakes, clutches and other applications Grant 4,465,796 - Leroy , et al. August 14, 1 | 1984-08-14 |
Casing for a heat exchanger in a heater or air conditioner installation for a motor vehicle Grant 4,465,124 - Jacquet , et al. August 14, 1 | 1984-08-14 |
Hydraulic distributor devices Grant 4,459,896 - Dauvergne , et al. July 17, 1 | 1984-07-17 |
Water box and expansion chamber structure for a heat exchanger Grant 4,457,363 - Villeval July 3, 1 | 1984-07-03 |
Water box and expansion chamber assembly Grant 4,457,362 - Cadars July 3, 1 | 1984-07-03 |
Torsion damping assembly and radially deformable bearing therefor Grant 4,453,838 - Loizeau June 12, 1 | 1984-06-12 |
Glass fibre yarns and other goods, and method of manufacture Grant 4,433,535 - Darrichard , et al. February 28, 1 | 1984-02-28 |
Variable speed drive pulley Grant 4,432,743 - Pitoiset February 21, 1 | 1984-02-21 |
Integrated water box and expansion chamber device for a heat exchanger such as the radiator in the cooling circuit of an internal combustion engine Grant 4,422,502 - Villeval December 27, 1 | 1983-12-27 |
Hub and web assembly Grant 4,416,564 - Billet , et al. November 22, 1 | 1983-11-22 |
Power-assisted steering device Grant 4,406,341 - Bertin September 27, 1 | 1983-09-27 |
Device for mounting of a shutter in a piping of a heating or air-conditioning installation of a motor vehicle Grant 4,402,486 - Jacquet September 6, 1 | 1983-09-06 |
Device for tightly assembling a collector and a water box in heat exchanger Grant 4,401,157 - Cadars August 30, 1 | 1983-08-30 |
Heating control cock Grant 4,399,838 - Poujol August 23, 1 | 1983-08-23 |
Cooling systems for internal combustion engine comprising a radiator equipped with an expansion-tank Grant 4,387,670 - Robin , et al. June 14, 1 | 1983-06-14 |
Switching device, notably for the control of an electrical motor in an automotive vehicle Grant 4,368,365 - Jacquet January 11, 1 | 1983-01-11 |
Hollowed plate for a heat exchanger with fluid flow tubes Grant 4,360,060 - Collgon November 23, 1 | 1982-11-23 |