US PATENT SUBCLASS 340 / 557
.~.~.~.~.~.~ Laser


Current as of: June, 1999
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340 /   HD   COMMUNICATIONS: ELECTRICAL

500  DF  CONDITION RESPONSIVE INDICATING SYSTEM {6}
540  DF  .~ Specific condition {18}
541  DF  .~.~ Intrusion detection {8}
552  DF  .~.~.~ Disturbance of electromagnetic waves {3}
555  DF  .~.~.~.~ Light {1}
556  DF  .~.~.~.~.~ Beam {1}
557.~.~.~.~.~.~ Laser


DEFINITION

Classification: 340/557

Laser:

(under subclass 556) Subject matter wherein the light beam source is of the coherent, stimulated emission type.