US PATENT SUBCLASS 70 / 413
.~.~.~.~ Magnetic features

Current as of: June, 1999
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70 /   HD   LOCKS

266  DF  OPERATING MECHANISM {6}
336  DF  .~ Key {10}
391  DF  .~.~ Operating elements {2}
393  DF  .~.~.~ Keys {8}
413.~.~.~.~ Magnetic features

DEFINITION

Classification: 70/413

(under subclass 393) Subject matter relating to either permanent or electrical magnetic features.

SEE OR SEARCH THIS CLASS, SUBCLASS:

276, for keys for lock operating mechanism of the motor type where a permanent magnet is employed as the releasing instrumentality.