US PATENT SUBCLASS 70 / 313
.~.~ Step-by-step

Current as of: June, 1999
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70 /   HD   LOCKS

266  DF  OPERATING MECHANISM {6}
286  DF  .~ Combination {8}
313.~.~ Step-by-step

DEFINITION

Classification: 70/313

(under subclass 286) Subject matter wherein the releasing operation is effected by a predetermined succession of operating movements embodying successive impacts or shifting of the operating mechanism.