US PATENT SUBCLASS 70 / 382
.~.~ Permutation

Current as of: June, 1999
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70 /   HD   LOCKS

266  DF  OPERATING MECHANISM {6}
336  DF  .~ Key {10}
382.~.~ Permutation {2}
383  DF  .~.~.~> Automatically key set combinations
384  DF  .~.~.~> Adjustable tumblers {1}

DEFINITION

Classification: 70/382

(under subclass 336) Subject matter wherein there is embodied mechanism permitting of a variation or change of the predetermined combination required to accomplish release of the lock mechanism.