Invention Grant
- Patent Title: Blade sharpener
- Patent Title (中): 刀刃磨刀机
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Application No.: US11738450Application Date: 2007-04-20
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Publication No.: US07867062B2Publication Date: 2011-01-11
- Inventor: Ronald Swartz
- Applicant: Ronald Swartz
- Agent Richard A. Catalina, Jr.
- Main IPC: B24B3/54
- IPC: B24B3/54

Abstract:
A hand-operated blade sharpener providing engagements of a blade by an abrasive stone at pre-selected angles to the blade is disclosed.
Public/Granted literature
- US20070249268A1 BLADE SHARPENER Public/Granted day:2007-10-25
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