US PATENT SUBCLASS 70 / 432
.~ Condition indicators

Current as of: June, 1999
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70 /   HD   LOCKS

431  DF  PARTS, ATTACHMENTS, ACCESSORIES AND ADJUNCTS {9}
432.~ Condition indicators {5}
433  DF  .~.~> With recorder {2}
436  DF  .~.~> With register {1}
438  DF  .~.~> Contactual feeler
439  DF  .~.~> Tampering detector {1}
441  DF  .~.~> Attention-directing

DEFINITION

Classification: 70/432

(under subclass 431) Devices which indicate the condition of the locking mechanism by means of visual or other similar readily accessible indication.

SEE OR SEARCH CLASS

40, Card, Picture, or Sign Exhibiting,

460, for changeable exhibitors operated by the latching mechanism of doors.

340, Communications: Electrical,

500+, for electrical automatic condition responsive indicating systems.