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Breathing equipment training
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Patent number 11,071,882
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Issue date Jul 27, 2021
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Blast Mask, LLC
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Justin Clayton Dickstein
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A62 - LIFE-SAVING FIRE-FIGHTING
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Breathing equipment training
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Patent number 10,328,293
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Issue date Jun 25, 2019
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Blast Mask, LLC
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Justin Clayton Dickstein
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Breathing equipment training
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Patent number 9,956,439
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Issue date May 1, 2018
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Blast Mask, LLC
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Justin Clayton Dickstein
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE