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1970-10-23 |
1972-02-29 |
Us Navy |
Crewman{3 s head positioning and restraining device
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1971-01-06 |
1973-05-29 |
B Kreten |
Collapsible water mattress frame
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1975-09-17 |
1977-03-24 |
Bayerische Motoren Werke Ag |
Sichtscheibe fuer schutzhelme
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GB1564922A
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1976-04-07 |
1980-04-16 |
Racal Amplivox Communication |
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1976-12-28 |
1978-07-28 |
Intertechnique Sa |
Perfectionnements aux equipements respiratoires pour vols a haute altitude
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1978-05-15 |
1981-02-17 |
Morse Diving Equipment Company, Inc. |
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1978-12-08 |
1981-10-13 |
The United States Of America As Represented By The Secretary Of The Air Force |
Respirators
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FR2491339A1
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1980-10-02 |
1982-04-09 |
Fenzy Cie Sa |
Cagoule de survie
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1982-06-02 |
1985-08-01 |
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1983-04-29 |
1985-11-12 |
Erie Manufacturing Co. |
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1987-07-29 |
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1988-11-17 |
1992-10-20 |
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1989-06-03 |
1989-07-19 |
Lowrie Robert |
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1990-05-14 |
1991-09-24 |
Kaiser Aerospace And Electronics Corporation |
Air cushion helmet support and ventilation system with air pressure regulator
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1994-04-08 |
Intertechnique |
Equipement respiratoire de protection d'equipage d'aeronef.
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1991-06-03 |
1993-06-15 |
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Bladder-cushioned helmet assembly
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1994-11-07 |
1997-01-17 |
Intertechnique Sa |
Equipement individuel de protection contre les agressions nbc
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1995-05-19 |
1999-04-19 |
Joergen Eklund |
Ansiktsskydd, innervägg, kåpa och yttervägg avsedd att anordnas vid ett dylikt ansiktsskydd samt förfarande för att vid ansiktsskydd minska inblandning av utandningsluft i inandningsluft
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2002-01-24 |
2003-07-24 |
Starmed S R L |
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2003-06-12 |
2004-08-17 |
Morning Pride Manufacturing, L.L.C. |
Protective combination comprising face mask, protective garment having hood, and inflatable seal, for firefighter or emergency worker
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2003-09-18 |
2007-01-02 |
E. D. Bullard Company |
Inflatable respirator hood
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2006-02-24 |
2008-11-05 |
Guy Dennis Hutchinson |
A ventilation apparatus
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2018-04-09 |
2021-03-30 |
枞阳县中邦科技信息咨询有限公司 |
设备用出气接头的正压式空气呼吸器
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2018-06-06 |
2022-09-21 |
Safran Aerotechnics |
Protection and respiratory equipment for aircraft pilot and individual user
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2018-07-23 |
2020-09-08 |
杭州市水务控股集团有限公司 |
一种防窒息安全头盔
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