US PATENT SUBCLASS 70 / 347
.~.~.~ Tumbler and ward type

Current as of: June, 1999
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70 /   HD   LOCKS

266  DF  OPERATING MECHANISM {6}
336  DF  .~ Key {10}
344  DF  .~.~ Single key {4}
347.~.~.~ Tumbler and ward type

DEFINITION

Classification: 70/347

(under subclass 344) Devices having both tumblers and wards as impediments to release the mechanism.