US PATENT SUBCLASS 451 / 263
.~.~.~.~ Blade reversing

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
177  DF  .~ Rotary tool {3}
259  DF  .~.~ Rotary disk {10}
262  DF  .~.~.~ Opposed abrading tools {4}
263.~.~.~.~ Blade reversing

DEFINITION

Classification: 451/263

Blade reversing:

(under subclass 262) Abrading machine particularly adapted for sharpening opposed bevel surfaces of a blade edge wherein each of the opposed abrading tools operates on a respective bevel.