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Eric S. Nachreiner
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Glenshaw, PA, US
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last 30 patents
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Patent Grant
Cloth respiratory mask
Patent number
10,980,963
Issue date
Apr 20, 2021
Circadiance LLC
David Groll
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Patent Grant
Full face cloth respiratory mask
Patent number
9,981,104
Issue date
May 29, 2018
Circadiance, LLC
David Groll
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE