Invention Grant
US07867062B2 Blade sharpener 有权
刀刃磨刀机

  • Patent Title: Blade sharpener
  • Patent Title (中): 刀刃磨刀机
  • Application No.: US11738450
    Application Date: 2007-04-20
  • Publication No.: US07867062B2
    Publication Date: 2011-01-11
  • Inventor: Ronald Swartz
  • Applicant: Ronald Swartz
  • Agent Richard A. Catalina, Jr.
  • Main IPC: B24B3/54
  • IPC: B24B3/54
Blade sharpener
Abstract:
A hand-operated blade sharpener providing engagements of a blade by an abrasive stone at pre-selected angles to the blade is disclosed.
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