US PATENT SUBCLASS 74 / 460
.~.~ Spur

Current as of: June, 1999
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74 /   HD   MACHINE ELEMENT OR MECHANISM

640  DF  GEARING {31}
457  DF  .~ Teeth {3}
460.~.~ Spur {2}
461  DF  .~.~.~> Yieldable
462  DF  .~.~.~> Form {2}

DEFINITION

Classification: 74/460

(under subclass 457) Devices comprising spur teeth.