US PATENT SUBCLASS 239 / 72
.~ Audible

Current as of: June, 1999
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239 /   HD   FLUID SPRINKLING, SPRAYING, AND DIFFUSING

71  DF  WITH SIGNALS, INDICATORS, RECORDERS, METERS OR CHANGEABLE EXHIBITORS {3}
72.~ Audible

DEFINITION

Classification: 239/72

(under subclass 71) Apparatus giving audible information.

SEE OR SEARCH CLASS

116, Signals and Indicators,

67+, for alarms, per se.

137, Fluid Handling,

558, for liquid level responsive alarms.

222, Dispensing, 39, for audible signals for dispensers.

340, Communications: Electrical,

384.1+, for electrical communications audible signal giving means, per se.