US Patent D676975 Convex-concave roller
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Patent Inventor Names
William R. Bickford0
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US Patent D0676975 Convex-concave roller US Patent D676975 Convex-concave roller
Infobox
Patent Number
D067697500
Patent Number
D67697500
Edits on 23 Mar, 2023
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Infobox
Is a
Patent Jurisdiction
Patent Number
D06769750
Date of Patent
February 26, 2013
0Patent Application Number
294001520
Date Filed
August 24, 2011
0Patent Primary Examiner
Edits on 24 Sep, 2022
Golden AI
Infobox
Is a
Patent Jurisdiction
Patent Number
D06769750
Date of Patent
February 26, 2013
0Patent Application Number
294001520
Date Filed
August 24, 2011
0Patent Primary Examiner
Edits on 16 Dec, 2021
Golden AI
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US Patent D0676975 Convex-concave roller
Infobox
Is a
Patent jurisdiction
Patent number
D0676975
Date of patent
February 26, 2013
Patent application number
29400152
Date Filed
August 24, 2011
Patent primary examiner
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