US PATENT SUBCLASS 70 / 383
.~.~.~ Automatically key set combinations

Current as of: June, 1999
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70 /   HD   LOCKS

266  DF  OPERATING MECHANISM {6}
336  DF  .~ Key {10}
382  DF  .~.~ Permutation {2}
383.~.~.~ Automatically key set combinations

DEFINITION

Classification: 70/383

(under subclass 382) Subject matter wherein the changing or varying mechanism is automatically responsive to the combination of bitting of the key.