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1976-12-20 |
1980-11-05 |
Du Pont Canada |
Protective helmet
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1976-12-28 |
1978-05-30 |
Jacob Davidson |
Head protector for use with hard head gear
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*
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1979-12-31 |
1981-06-16 |
Schuessler Walter E |
Cold weather hood for safety hat
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1980-11-03 |
1983-08-09 |
Sarah Schonwetter |
Liner for fire helmet or the like
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1982-03-13 |
1985-08-29 |
Schuberth-Werk Gmbh & Co Kg, 3300 Braunschweig |
Innenausstattung für Schutzhelme
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IT1176690B
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1984-09-10 |
1987-08-18 |
Pier Luigi Nava |
Dispositivo di protezione applicabile a caschi particolarmente per uso sportivo
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1988-09-21 |
1989-12-19 |
Darleen Daniels |
Unitary contiguous face and neck protector all weather cover for hard head gear
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1989-04-07 |
1990-04-03 |
Darleen Daniels |
Heat reflective skull cap shield for use in hard hats
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1989-05-26 |
1992-02-25 |
Grilliot William L |
Ventilated hood for firefighter
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1989-05-26 |
1990-11-27 |
Grilliot William L |
Ventilated hood for firefighter
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1989-06-21 |
1991-06-11 |
Gkr Industries, Inc. |
Disposable liner for hard hats
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*
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1989-11-30 |
1990-08-21 |
Fekete Sr Joseph |
Hardhat liner
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1991-05-17 |
1992-10-27 |
Schultz Jeffrey P |
Ventilated, heat attenuating headwear
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1992-01-09 |
1994-08-23 |
Mcmullen Donald J |
Cold weather sleeping hood
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1995-03-13 |
1996-11-19 |
American Allsafe Company |
Cold weather face mask and hood
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1995-09-18 |
1997-12-30 |
Bridges; Karin Hoherchak |
Protective drape for hard hats and the like
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1997-01-09 |
1999-06-29 |
Red Corp. |
Helmet
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2000-02-02 |
2001-08-28 |
Gentex Corporation |
Custom fitting assembly for helmet
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2004-03-10 |
2008-07-15 |
Easy Rhino Designs, Inc. |
Article with 3-dimensional secondary element
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2004-04-26 |
2006-05-16 |
Epling Stephen L |
Removable insulated head gear lining
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ATE494811T1
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*
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2004-07-14 |
2011-01-15 |
Sport Maska Inc |
Verstellbare helmschale
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2005-03-21 |
2009-03-12 |
Med-Eng Systems Inc. |
Head and neck protector
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US7308721B1
(en)
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2005-12-27 |
2007-12-18 |
Rivera Jr Angel R |
Facemask assembly
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CA2870148C
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*
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2012-04-30 |
2018-07-31 |
Societe Anonyme Des Ets Catu |
Casque de protection mecanique, electrique et contre les agressions thermiques, pour electriciens
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2012-10-19 |
2016-08-23 |
Builmatel Co., Ltd. |
Air permeable headwear
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AU2015316183B2
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2014-09-11 |
2020-01-02 |
Everingham Group Pty Ltd |
Protective headdress for use with a safety helmet
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AU2015360479A1
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2014-12-10 |
2017-07-13 |
Teodoro Lassally |
Helmet removal system and method
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2022-08-14 |
2024-02-15 |
Tien Yi Huang |
Water Storage Hat for Cooling the Head
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