Petzl; Paul
Patent Applications and Registrations
Patent applications and USPTO patent grants for Petzl; Paul.The latest application filed is for "self-arresting rope belay device".
Company Profile
0.177.55
- Petzl; Paul - Barraux FR
- Petzl; Paul - Crolles FR
- Petzl; Paul - Barrauz FR
- Petzl; Paul - Grenoble FR
- Petzl; Paul - St. Vincent De Mercuze FR
Patent Activity
| Patent | Date |
|---|---|
| Anchor rigging plate for climbing Grant D951,069 - Petzl May 10, 2 | 2022-05-10 |
| Climbing apparatus Grant D949,666 - Petzl April 26, 2 | 2022-04-26 |
| Headlamp Grant D948,763 - Petzl April 12, 2 | 2022-04-12 |
| Accessory for helmet Grant D948,801 - Petzl April 12, 2 | 2022-04-12 |
| Helmet Grant D943,835 - Petzl February 15, 2 | 2022-02-15 |
| Anchor rigging plate for climbing Grant D939,942 - Petzl January 4, 2 | 2022-01-04 |
| Climbing apparatus Grant D935,306 - Petzl November 9, 2 | 2021-11-09 |
| Climbing apparatus Grant D934,661 - Petzl November 2, 2 | 2021-11-02 |
| Carabiner Grant D934,060 - Petzl October 26, 2 | 2021-10-26 |
| Belay device Grant D931,714 - Petzl September 28, 2 | 2021-09-28 |
| Helmet Grant D921,989 - Petzl June 8, 2 | 2021-06-08 |
| Folding hook tool Grant D911,135 - Petzl February 23, 2 | 2021-02-23 |
| Safety helmet Grant D901,083 - Petzl November 3, 2 | 2020-11-03 |
| Safety helmet Grant D901,084 - Petzl November 3, 2 | 2020-11-03 |
| Safety helmet Grant D900,401 - Petzl October 27, 2 | 2020-10-27 |
| Safety helmet Grant D900,402 - Petzl October 27, 2 | 2020-10-27 |
| Safety helmet Grant D899,695 - Petzl October 20, 2 | 2020-10-20 |
| Ice axe Grant D887,808 - Petzl | 2020-06-23 |
| Ice axe Grant D887,242 - Petzl | 2020-06-16 |
| Ice axe Grant D883,061 - Petzl | 2020-05-05 |
| Mechanical prusik Grant D878,185 - Petzl | 2020-03-17 |
| Safety helmet Grant D877,420 - Petzl | 2020-03-03 |
| Belay and rappel device Grant D875,507 - Petzl Feb | 2020-02-18 |
| Harness buckle Grant D876,019 - Petzl Feb | 2020-02-18 |
| Rope climbing apparatus Grant D869,939 - Petzl Dec | 2019-12-17 |
| Headlamp Grant D861,213 - Petzl Sept | 2019-09-24 |
| Harness Grant D859,126 - Petzl Sept | 2019-09-10 |
| Harness Grant D858,250 - Petzl Sep | 2019-09-03 |
| Harness Grant D858,249 - Petzl Sep | 2019-09-03 |
| Headlamp Grant D853,002 - Petzl | 2019-07-02 |
| Safety helmet Grant D844,902 - Petzl | 2019-04-02 |
| Climbing apparatus Grant D839,717 - Petzl Fe | 2019-02-05 |
| Climbing apparatus Grant D839,718 - Petzl Fe | 2019-02-05 |
| Climbing apparatus Grant D837,635 - Petzl J | 2019-01-08 |
| Headlamp Grant D830,601 - Petzl October 9, 2 | 2018-10-09 |
| Headlamp Grant D828,599 - Petzl September 11, 2 | 2018-09-11 |
| Lighting plate for headlamp Grant D828,597 - Petzl September 11, 2 | 2018-09-11 |
| Headband for headlamp Grant D828,598 - Petzl September 11, 2 | 2018-09-11 |
| Lantern box Grant D828,600 - Petzl September 11, 2 | 2018-09-11 |
| Crampon Grant D818,688 - Petzl May 29, 2 | 2018-05-29 |
| Crampon Grant D816,966 - Petzl May 8, 2 | 2018-05-08 |
| Climbing apparatus Grant D815,513 - Petzl April 17, 2 | 2018-04-17 |
| Helmet Grant D808,081 - Petzl January 16, 2 | 2018-01-16 |
| Climbing apparatus Grant D804,292 - Petzl December 5, 2 | 2017-12-05 |
| Climbing apparatus Grant D804,293 - Petzl December 5, 2 | 2017-12-05 |
| Carabiner Grant D786,655 - Petzl May 16, 2 | 2017-05-16 |
| Safety helmet Grant D777,986 - Petzl January 31, 2 | 2017-01-31 |
| Climbing apparatus Grant D770,882 - Petzl November 8, 2 | 2016-11-08 |
| Carabiner Grant D765,497 - Petzl September 6, 2 | 2016-09-06 |
| Carabiner Grant D764,899 - Petzl August 30, 2 | 2016-08-30 |
| Climbing apparatus Grant D764,261 - Petzl August 23, 2 | 2016-08-23 |
| Climbing apparatus Grant D764,260 - Petzl August 23, 2 | 2016-08-23 |
| Ice axe Grant D759,455 - Petzl June 21, 2 | 2016-06-21 |
| Swivel Grant D753,986 - Petzl April 19, 2 | 2016-04-19 |
| Helmet Grant D748,867 - Petzl February 2, 2 | 2016-02-02 |
| Quickdraw Grant D747,176 - Petzl January 12, 2 | 2016-01-12 |
| Ice axe Grant D744,802 - Petzl December 8, 2 | 2015-12-08 |
| Quickdraw Grant D741,145 - Petzl October 20, 2 | 2015-10-20 |
| Adjustable headband Grant D739,061 - Petzl September 15, 2 | 2015-09-15 |
| Helmet Grant D738,575 - Petzl September 8, 2 | 2015-09-08 |
| Climbing apparatus Grant D738,196 - Petzl September 8, 2 | 2015-09-08 |
| Headlamp Grant D736,979 - Petzl August 18, 2 | 2015-08-18 |
| Climbing apparatus Grant D736,603 - Petzl August 18, 2 | 2015-08-18 |
| Headlamp Grant D736,980 - Petzl August 18, 2 | 2015-08-18 |
| Headlamp Grant D736,978 - Petzl August 18, 2 | 2015-08-18 |
| Headlamp Grant D736,977 - Petzl August 18, 2 | 2015-08-18 |
| Quickdraw Grant D733,525 - Petzl July 7, 2 | 2015-07-07 |
| Headlamp Grant D726,943 - Petzl April 14, 2 | 2015-04-14 |
| Ice screw Grant D718,613 - Petzl December 2, 2 | 2014-12-02 |
| Rope clamp Grant D711,212 - Petzl August 19, 2 | 2014-08-19 |
| Ascender device on a double rope Grant 8,794,379 - Bronnaz , et al. August 5, 2 | 2014-08-05 |
| Rope clamp Grant D708,931 - Petzl July 15, 2 | 2014-07-15 |
| Lamp Grant D709,228 - Petzl July 15, 2 | 2014-07-15 |
| Carabiner Grant D708,046 - Petzl July 1, 2 | 2014-07-01 |
| Carabiner Grant D708,047 - Petzl July 1, 2 | 2014-07-01 |
| Package Grant D699,564 - Petzl February 18, 2 | 2014-02-18 |
| Self-arresting rope belay device Grant 8,584,814 - Chaumontet , et al. November 19, 2 | 2013-11-19 |
| Carabiner Grant D693,207 - Petzl November 12, 2 | 2013-11-12 |
| Micro traxion progress capture pulley Grant D687,700 - Petzl August 13, 2 | 2013-08-13 |
| Carabiner Grant D684,452 - Petzl June 18, 2 | 2013-06-18 |
| Foot lock ascender for ascending along a rope Grant 8,459,411 - Maurice , et al. June 11, 2 | 2013-06-11 |
| Helmet Grant D680,693 - Petzl April 23, 2 | 2013-04-23 |
| Helmet Grant D680,274 - Petzl April 16, 2 | 2013-04-16 |
| Headlamp Grant D679,041 - Petzl March 26, 2 | 2013-03-26 |
| Carabiner with moving gate in the form of a wire Grant 8,402,616 - Petzl , et al. March 26, 2 | 2013-03-26 |
| Headlamp Grant D677,816 - Petzl March 12, 2 | 2013-03-12 |
| Ice axe shaft equipped with a grip with a double intermediate gripping brace Grant 8,387,262 - Petzl , et al. March 5, 2 | 2013-03-05 |
| Ice crampon for mountaineering with adjustable front spike Grant 8,387,283 - Petzl , et al. March 5, 2 | 2013-03-05 |
| Attachment buckle for adjusting and tightening a strap Grant 8,381,366 - Hede , et al. February 26, 2 | 2013-02-26 |
| Lamp having self-regulated lighting Grant 8,378,587 - Huguenin , et al. February 19, 2 | 2013-02-19 |
| Attachment shackle with lockable rotating ferrule Grant 8,322,003 - Petzl , et al. December 4, 2 | 2012-12-04 |
| Belay and abseiling apparatus for single or double rope Grant 8,312,965 - Petzl , et al. November 20, 2 | 2012-11-20 |
| Device for power supply of a portable electric torch by storage battery unit or batteries, and lamp equipped with such a device Grant 8,297,779 - Martin , et al. October 30, 2 | 2012-10-30 |
| Protection helmet with improved adjustable neckband Grant 8,261,374 - Petzl , et al. September 11, 2 | 2012-09-11 |
| Multifunctional belay device for a rope Grant 8,261,881 - Plaze , et al. September 11, 2 | 2012-09-11 |
| Ascender device with cam for belaying on a fixed rope Grant 8,225,905 - Delaittre , et al. July 24, 2 | 2012-07-24 |
| Apparatus for securing rescue operations by helihoisting Grant 8,226,138 - Rocourt , et al. July 24, 2 | 2012-07-24 |
| Roping harness with improved seat Grant 8,220,589 - Hede , et al. July 17, 2 | 2012-07-17 |
| Self-locking descender with disengageable handle Grant 8,100,231 - Petzl , et al. January 24, 2 | 2012-01-24 |
| Climbing apparatus Grant D650,260 - Petzl December 13, 2 | 2011-12-13 |
| Attachment device equipped with a whistle Grant 8,069,810 - Petzl , et al. December 6, 2 | 2011-12-06 |
| Carabiner with pivoting gate equipped with a locking ring Grant 8,060,994 - Petzl , et al. November 22, 2 | 2011-11-22 |
| Protective helmet for hair worn in a pony tail Grant 8,028,349 - Petzl , et al. October 4, 2 | 2011-10-04 |
| Roping belt equipped with an improved equipment-carrying device Grant 8,025,192 - Petzl , et al. September 27, 2 | 2011-09-27 |
| Carabiner with automatic locking Grant 8,016,073 - Petzl , et al. September 13, 2 | 2011-09-13 |
| Belt for roping harness equipped with a salient equipment-carrying device Grant 7,967,109 - Petzl , et al. June 28, 2 | 2011-06-28 |
| Crash helmet Grant D640,418 - Petzl June 21, 2 | 2011-06-21 |
| Self-arresting Rope Belay Device App 20110073417 - CHAUMONTET; Michael ; et al. | 2011-03-31 |
| Apparatus For Securing Rescue Operations By Helihoisting App 20110042984 - Rocourt; Jean-Louis ; et al. | 2011-02-24 |
| Portable lamp with back-surface mounted switch and light-emitting diodes Grant 7,887,215 - Petzl , et al. February 15, 2 | 2011-02-15 |
| Lamp Having Self-regulated Lighting App 20110031901 - Huguenin; Stephane ; et al. | 2011-02-10 |
| Ice Axe Shaft Equipped With A Grip With A Double Intermediate Gripping Brace App 20110016732 - PETZL; Paul ; et al. | 2011-01-27 |
| Multifunctional belaying device for a rope Grant 7,845,467 - Petzl , et al. December 7, 2 | 2010-12-07 |
| Crash helmet Grant D628,346 - Petzl November 30, 2 | 2010-11-30 |
| Attachment Shackle With Lockable Rotating Ferrule App 20100269314 - PETZL; Paul ; et al. | 2010-10-28 |
| Portable lighting lamp equipped with a printed circuit card housed in a tightly sealed environment, and method for assembling the lamp Grant 7,810,946 - Jarzac , et al. October 12, 2 | 2010-10-12 |
| Ice-axe Shaft Equipped With A Grip With An Adjustable Finger Brace App 20100205813 - PLAZE; Pierre ; et al. | 2010-08-19 |
| Ascender On A Rope With Integrated Grip App 20100200333 - MAURICE; Alain ; et al. | 2010-08-12 |
| Device for power supply of a portable electric torch by storage battery unit or batteries, and lamp equipped with such a device App 20100177510 - Martin; Gregory ; et al. | 2010-07-15 |
| Ascender device with cam for belaying on a fixed rope App 20100126802 - Delaittre; Arnaud ; et al. | 2010-05-27 |
| Attachment buckle for adjusting and tightening a strap App 20100125980 - Hede; Jean-Marc ; et al. | 2010-05-27 |
| Carabiner With Moving Gate In The Form Of A Wire App 20100125984 - Petzl; Paul ; et al. | 2010-05-27 |
| Multifunctional belay device for a rope App 20100122873 - Plaze; Pierre ; et al. | 2010-05-20 |
| Handle for climbing apparatus Grant D614,936 - Petzl May 4, 2 | 2010-05-04 |
| Ice crampon for mountaineering with adjustable front spike App 20100064552 - Petzl; Paul ; et al. | 2010-03-18 |
| Protection helmet with improved adjustable neckband App 20090320186 - Petzl; Paul ; et al. | 2009-12-31 |
| Protective helmet for hair worn in a pony tail App 20090320187 - Petzl; Paul ; et al. | 2009-12-31 |
| Roping harness with improved seat App 20090314578 - Hede; Jean-Marc ; et al. | 2009-12-24 |
| Device for electric connection between a portable receiver and a power source Grant 7,621,771 - Petzl , et al. November 24, 2 | 2009-11-24 |
| Electronic Zoom Portable Electric Lamp App 20090251070 - Petzl; Paul ; et al. | 2009-10-08 |
| Foot Lock Ascender For Ascending Along A Rope App 20090236177 - Maurice; Alain ; et al. | 2009-09-24 |
| Electric lamp with enhanced dependability Grant 7,589,475 - Petzl , et al. September 15, 2 | 2009-09-15 |
| Headlamp Grant D600,379 - Petzl September 15, 2 | 2009-09-15 |
| Attachment device equipped with a whistle App 20090193630 - Petzl; Paul ; et al. | 2009-08-06 |
| Headlamp Grant D595,883 - Petzl July 7, 2 | 2009-07-07 |
| Headlamp Grant D594,582 - Petzl June 16, 2 | 2009-06-16 |
| Climbing apparatus Grant D593,844 - Petzl June 9, 2 | 2009-06-09 |
| Electric torch-light equipped with a device for fixing and positioning on a support Grant 7,540,623 - Petzl , et al. June 2, 2 | 2009-06-02 |
| Headlamp Grant D592,781 - Petzl May 19, 2 | 2009-05-19 |
| Portable lighting lamp equipped with a printed circuit card housed in a tightly sealed environment, and method for assembling the lamp App 20090103291 - Jarzac; Sebastien ; et al. | 2009-04-23 |
| Portable lamp with light-emitting diodes App 20090103289 - Petzl; Paul ; et al. | 2009-04-23 |
| Device for electric connection between a portable receiver and a power source App 20090093148 - Petzl; Paul ; et al. | 2009-04-09 |
| Headlamp Grant D590,083 - Petzl April 7, 2 | 2009-04-07 |
| Carabiner with pivoting gate equipped with a locking ring App 20090056088 - Petzl; Paul ; et al. | 2009-03-05 |
| Climbing apparatus Grant D586,001 - Petzl February 3, 2 | 2009-02-03 |
| Safety Harness Equipped with an Improved Belt App 20090026012 - Petzl; Paul ; et al. | 2009-01-29 |
| Belay and Abseiling Apparatus For Single or Double Rope App 20090026011 - Petzl; Paul ; et al. | 2009-01-29 |
| Self-locking descender with disengageable handle App 20090026023 - Petzl; Paul ; et al. | 2009-01-29 |
| LED-based lamp equipped with a compact case and with multidirectional orientation Grant 7,478,918 - Petzl , et al. January 20, 2 | 2009-01-20 |
| Ascender device on a double rope App 20090008188 - Bronnaz; Alexandre ; et al. | 2009-01-08 |
| Roping and suspension harness with enhanced resistance Grant 7,445,085 - Petzl , et al. November 4, 2 | 2008-11-04 |
| Karabiner with locking ring Grant 7,320,159 - Petzl , et al. January 22, 2 | 2008-01-22 |
| Harness Grant D559,467 - Petzl January 8, 2 | 2008-01-08 |
| Harness Grant D558,402 - Petzl December 25, 2 | 2007-12-25 |
| Electric lamp with enhanced dependability App 20070290631 - Petzl; Paul ; et al. | 2007-12-20 |
| LED-based lamp equipped with a compact case and with multidirectional orientation App 20070291478 - Petzl; Paul ; et al. | 2007-12-20 |
| Harness Grant D556,383 - Petzl November 27, 2 | 2007-11-27 |
| Safety harness with integrated ventral ascender App 20070256890 - Petzl; Paul | 2007-11-08 |
| Belt for roping harness equipped with a salient equipment-carrying device App 20070254542 - Petzl; Paul ; et al. | 2007-11-01 |
| Multifunctional belaying device for a rope App 20070215411 - Petzl; Paul ; et al. | 2007-09-20 |
| Electric torch-light equipped with a device for fixing and positioning on a support App 20070177375 - Petzl; Paul ; et al. | 2007-08-02 |
| Ice axe for mountaineering with adjustable grip Grant 7,225,544 - Petzl June 5, 2 | 2007-06-05 |
| Portable lighting device with light-emitting diode Grant 7,226,190 - Petzl , et al. June 5, 2 | 2007-06-05 |
| Headlamp Grant D544,115 - Petzl June 5, 2 | 2007-06-05 |
| Portable lighting device with light-emitting diode App 20070097674 - Petzl; Paul ; et al. | 2007-05-03 |
| Roping belt equipped with an improved equipment-carrying device App 20070095873 - Petzl; Paul ; et al. | 2007-05-03 |
| Portable lighting device with light-emitting diode Grant 7,192,165 - Petzl , et al. March 20, 2 | 2007-03-20 |
| Ice axe or hammer axe with hollow shaft equipped with a stop Grant 7,143,459 - Petzl December 5, 2 | 2006-12-05 |
| Mechanical chock with cams for climbing and mountaineering Grant 7,140,583 - Petzl November 28, 2 | 2006-11-28 |
| Fall arrest device with locking roller Grant 7,137,481 - Petzl , et al. November 21, 2 | 2006-11-21 |
| Carabiner with automatic locking App 20060219479 - Petzl; Paul ; et al. | 2006-10-05 |
| Karabiner with locking ring App 20060207073 - Petzl; Paul ; et al. | 2006-09-21 |
| Frontal lamp Grant D528,239 - Petzl September 12, 2 | 2006-09-12 |
| Frontal lamp Grant D527,127 - Petzl August 22, 2 | 2006-08-22 |
| Snap-hook for carrying accessories Grant 7,082,647 - Maurice , et al. August 1, 2 | 2006-08-01 |
| Portable lighting device with light-emitting diode App 20060056175 - Petzl; Paul ; et al. | 2006-03-16 |
| Ice crampon for mountain climbing fitted with a fastening device with a lateral operating lever Grant 7,003,901 - Petzl , et al. February 28, 2 | 2006-02-28 |
| Portable electric torch equipped with a swivelling optic system Grant 6,979,098 - Petzl , et al. December 27, 2 | 2005-12-27 |
| Ice spike for mountaineering Grant 6,966,127 - Petzl , et al. November 22, 2 | 2005-11-22 |
| Mechanical chock with cams for climbing and mountaineering App 20050145766 - Petzl, Paul | 2005-07-07 |
| Ice axe or hammer axe with hollow shaft equipped with a stop App 20050144731 - Petzl, Paul | 2005-07-07 |
| Chock for climbing and mountaineering App 20050145765 - Petzl, Paul | 2005-07-07 |
| Ice axe for mountaineering with adjustable grip App 20050108881 - Petzl, Paul | 2005-05-26 |
| Fall arrest device with locking roller App 20050082115 - Petzl, Paul ; et al. | 2005-04-21 |
| Snap-hook for carrying accessories App 20050071961 - Maurice, Alain ; et al. | 2005-04-07 |
| Roping and suspension harness with enhanced resistance App 20050072530 - Petzl, Paul ; et al. | 2005-04-07 |
| Attachment device with energy absorber and safety lanyards Grant 6,851,516 - Petzl , et al. February 8, 2 | 2005-02-08 |
| Double pulley device for use for zip-line traversing on a rope or cable Grant 6,810,818 - Petzl , et al. November 2, 2 | 2004-11-02 |
| Self-locking fixing loop with strap adjustment Grant 6,802,109 - Hede , et al. October 12, 2 | 2004-10-12 |
| Ice spike for mountaineering App 20040194346 - Petzl, Paul ; et al. | 2004-10-07 |
| Fall arrest device for a fixed rope Grant 6,793,046 - Petzl , et al. September 21, 2 | 2004-09-21 |
| Portable electric torch equipped with a swivelling optic system App 20040156194 - Petzl, Paul ; et al. | 2004-08-12 |
| Ice spike for mountaineering comprising a lengthwise adjustment device Grant 6,766,597 - Perrod , et al. July 27, 2 | 2004-07-27 |
| Buckle self-locking and adjustment fixing of a belt App 20040078943 - Hede, Jean-Marc ; et al. | 2004-04-29 |
| Frontal lamp case Grant D486,597 - Petzl February 10, 2 | 2004-02-10 |
| Double pulley device for use for Tyrolean traversing on a rope or cable App 20040020402 - Petzl, Paul ; et al. | 2004-02-05 |
| Fall arrest device for a fixed rope App 20040020727 - Petzl, Paul ; et al. | 2004-02-05 |
| Frontal lamp Grant D482,811 - Petzl November 25, 2 | 2003-11-25 |
| Snap-hook equipped with a locking ring with a separating bar App 20030167608 - Petzl, Paul ; et al. | 2003-09-11 |
| Attachment device with energy absorber and safety lanyards App 20030155177 - Petzl, Paul ; et al. | 2003-08-21 |
| Removable ice screw securing device equipped with a quickdraw Grant 6,607,340 - Petzl , et al. August 19, 2 | 2003-08-19 |
| Portable headlamp Grant D477,680 - Petzl July 22, 2 | 2003-07-22 |
| Manufacturing process of a wear resistant attachment device for a sit harness or roping harness, and attachement device with a strap obtained according to the process Grant 6,581,726 - Petzl , et al. June 24, 2 | 2003-06-24 |
| Ice crampon for mountain climbing fitted with a fastening device with a lateral operating lever App 20030037461 - Petzl, Paul ; et al. | 2003-02-27 |
| Portable lighting lamp with light-emitting diodes Grant 6,499,859 - Petzl , et al. December 31, 2 | 2002-12-31 |
| Roping harness with an offset attachment strip Grant 6,374,946 - Petzl , et al. April 23, 2 | 2002-04-23 |
| Portable lighting lamp with light-emitting diodes App 20020024806 - Petzl, Paul ; et al. | 2002-02-28 |
| Ice axe Grant D448,639 - Petzl October 2, 2 | 2001-10-02 |
| Removable securing device equipped with a quickdraw App 20010024608 - Petzl, Paul ; et al. | 2001-09-27 |
| Rope clamp Grant D433,929 - Petzl November 21, 2 | 2000-11-21 |
| Sit harness or roping harness adjustable in height Grant 6,050,364 - Popall , et al. April 18, 2 | 2000-04-18 |
| Snap-hook with locking ring Grant 5,608,953 - Petzl , et al. March 11, 1 | 1997-03-11 |
| Disengageable descender with self-locking of the rope Grant 5,577,576 - Petzl , et al. November 26, 1 | 1996-11-26 |
| Case for electrical batteries or accumulator cells Grant 5,521,022 - Petzl May 28, 1 | 1996-05-28 |
| Karabiner for climbing and potholing Grant 5,357,657 - Petzl October 25, 1 | 1994-10-25 |
| Roping sit harness for climbing or caving Grant 5,145,027 - Petzl , et al. September 8, 1 | 1992-09-08 |
| Self-jamming descender for a rope with two jamming positions Grant 5,054,577 - Petzl , et al. October 8, 1 | 1991-10-08 |
| Compact waterproof lighting lamp with adjustable light beam Grant 4,734,834 - Petzl , et al. March 29, 1 | 1988-03-29 |
| Electric lamp with a single device for focus-control and switch-control Grant 4,429,351 - Petzl , et al. January 31, 1 | 1984-01-31 |
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