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Michael E. “Woody” Blackford
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Portland, OR, US
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last 30 patents
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Patent Grant
Zipper slider base
Patent number
D644957
Issue date
Sep 13, 2011
Columbia Sportswear North America, Inc.
Michael E. “Woody” Blackford
D11 - Jewelry, symbolic insignia, and ornaments
Information
Patent Grant
Zipper slider handle
Patent number
D644958
Issue date
Sep 13, 2011
Columbia Sportswear North America, Inc.
Michael E. “Woody” Blackford
D11 - Jewelry, symbolic insignia, and ornaments