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Protective mask
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Patent number 11,039,654
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Issue date Jun 22, 2021
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Shih-Huang Hsu
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A42 - HEADWEAR
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Fencing mask
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Patent number 9,669,280
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Issue date Jun 6, 2017
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Cheyenne Hua
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A63 - SPORTS GAMES AMUSEMENTS
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Protective mask
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Patent number 6,820,286
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Issue date Nov 23, 2004
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Barry Rene Paul
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A63 - SPORTS GAMES AMUSEMENTS
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Protective mask
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Patent number 6,701,536
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Issue date Mar 9, 2004
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Barry Rene Paul
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A63 - SPORTS GAMES AMUSEMENTS
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Protective head and eye gear
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Patent number 5,184,354
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Issue date Feb 9, 1993
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AlJim Corporation
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Daniel V. Alfaro
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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2362597
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Patent number 2,362,597
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Issue date Nov 14, 1944
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A63 - SPORTS GAMES AMUSEMENTS