Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Bela Elek0
Samuel Weiner0
Daniel D. Friel, Jr.0
Date of Patent
May 16, 2017
0Patent Application Number
149898470
Date Filed
January 7, 2016
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A manual sharpener includes at least one pre-sharpening stage having interdigitating comb-like abrasive sharpening structure. The sharpener also includes a finishing stage having a pair of abrasive surfaced truncated conical disks as its sharpening structure. The disks are mounted on a rotatable shaft with the small ends of the disks in contact with each other.
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