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Roger Keith Hart
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Cowiche, WA, US
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last 30 patents
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Patent Grant
Closure for bags
Patent number
D796320
Issue date
Sep 5, 2017
Kwik Lok Corporation
Cooper C. Woodring
D09 - Packages and containers for goods
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Patent Grant
Closure for bags
Patent number
D770278
Issue date
Nov 1, 2016
Kwik Lok Corporation
Cooper C. Woodring
D09 - Packages and containers for goods