US PATENT SUBCLASS 83 / 522.12
.~ Signal; e.g., alarm

Current as of: June, 1999
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83 /   HD   CUTTING

522.11  DF  WITH SIGNAL, SCALE, OR INDICATOR {8}
522.12.~ Signal; e.g., alarm

DEFINITION

Classification: 83/522.12

Signal; e.g., alarm:

(under subclass 522.11) Device comprising means to produce a dynamic manifestation upon the occurrence of a predetermined desired or undesired condition.

(1) Note. A "dynamic manifestation" is considered to be a discernible change, e.g., a lamp is illuminated, a bell sounds, or a flag swings from one position to another.