US PATENT SUBCLASS 451 / 371
.~.~.~.~.~ Blade sharpener

Current as of: June, 1999
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451 /   HD   ABRADING

364  DF  WORK HOLDER {10}
365  DF  .~ Clamp {8}
367  DF  .~.~ Edge tool {8}
369  DF  .~.~.~ Gauging device {1}
370  DF  .~.~.~.~ Portable {1}
371.~.~.~.~.~ Blade sharpener

DEFINITION

Classification: 451/371

Blade sharpener:

(under subclass 370) Portable clamping edge tool holder especially adapted to sharpen the edge of a cutting member.