US PATENT SUBCLASS 451 / 248
.~.~.~.~.~.~ Blade sharpener

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
177  DF  .~ Rotary tool {3}
178  DF  .~.~ Rotary cylinder {11}
242  DF  .~.~.~ Work rotating {5}
246  DF  .~.~.~.~ Rotary work holder {9}
247  DF  .~.~.~.~.~ Turret {1}
248.~.~.~.~.~.~ Blade sharpener

DEFINITION

Classification: 451/248

Blade sharpener:

(under subclass 247) Abrading machine especially adapted to sharpen the edge of a cutting member.