US PATENT SUBCLASS 70 / 319
.~.~.~ Removable change element

Current as of: June, 1999
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70 /   HD   LOCKS

266  DF  OPERATING MECHANISM {6}
286  DF  .~ Combination {8}
315  DF  .~.~ Permutation {2}
319.~.~.~ Removable change element

DEFINITION

Classification: 70/319

(under subclass 315) Devices including a removable change element.