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FITTED FACE MASK APPARATUS
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Publication number 20230034491
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Publication date Feb 2, 2023
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Lighthouse Worldwide Solutions, Inc.
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Paul Newman
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A41 - WEARING APPAREL
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MASK SYSTEM AND METHOD
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Publication number 20220007758
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Publication date Jan 13, 2022
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Therese Trudeau
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A41 - WEARING APPAREL
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Anti-Fog Ventilating Face Masks
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Publication number 20180343938
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Publication date Dec 6, 2018
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Georgia Tech Research Corporation
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William John Koros
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A41 - WEARING APPAREL
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Filtering Face Mask
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Publication number 20140332012
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Publication date Nov 13, 2014
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Jeffrey Mekler
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A41 - WEARING APPAREL
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COUGH SHIELD
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Publication number 20110226253
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Publication date Sep 22, 2011
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EXCLUSIVE COMPUTER INNOVATIONS, LLC
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Amy M. Johnston
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A41 - WEARING APPAREL
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STIFFENED FILTER MASK
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Publication number 20100132713
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Publication date Jun 3, 2010
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Louis M. Gerson Co., Inc.
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Ronald L. Gerson
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A62 - LIFE-SAVING FIRE-FIGHTING
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STIFFENED FILTER MASK
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Publication number 20100126510
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Publication date May 27, 2010
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Louis M. Gerson Co., Inc.
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Ronald L. Gerson
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A62 - LIFE-SAVING FIRE-FIGHTING
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Stiffened filter mask
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Publication number 20040255946
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Publication date Dec 23, 2004
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Ronald L. Gerson
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A62 - LIFE-SAVING FIRE-FIGHTING
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