Two stage manual knife sharpener
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Description
The broken lines in
Claims
The ornamental design for a two stage manual knife sharpener, as shown and described.
Referenced Cited
U.S. Patent Documents
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Patent History
Patent number: D651887
Type: Grant
Filed: Feb 21, 2011
Date of Patent: Jan 10, 2012
Assignee: Edgecraft Corporation (Avondale, PA)
Inventors: Bela Elek (Wilmington, DE), Daniel D. Friel, Sr. (Greenville, DE)
Primary Examiner: Philip S Hyder
Assistant Examiner: Roselynne Cody
Attorney: Connolly Bove Lodge & Hutz LLP
Application Number: 29/385,814
Type: Grant
Filed: Feb 21, 2011
Date of Patent: Jan 10, 2012
Assignee: Edgecraft Corporation (Avondale, PA)
Inventors: Bela Elek (Wilmington, DE), Daniel D. Friel, Sr. (Greenville, DE)
Primary Examiner: Philip S Hyder
Assistant Examiner: Roselynne Cody
Attorney: Connolly Bove Lodge & Hutz LLP
Application Number: 29/385,814
Classifications
Current U.S. Class:
D8/93