US PATENT SUBCLASS 340 / 573.6
.~.~.~ Water safety alarm

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}
573.1  DF  .~.~ Human or animal {9}
573.6.~.~.~ Water safety alarm

DEFINITION

Classification: 340/573.6

Water safety alarm:

(under subclass 573.1) Subject matter responsive to a person /'3ds falling or nearly falling into a dangerous body of water.

SEE OR SEARCH THIS CLASS, SUBCLASS:

568.1+, for article placement or removal.