US PATENT SUBCLASS 441 / 41
.~.~ Having inflation valve means

Current as of: June, 1999
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441 /   HD   BUOYS, RAFTS, AND AQUATIC DEVICES

35  DF  RAFTS {8}
40  DF  .~ Inflatable {2}
41.~.~ Having inflation valve means

DEFINITION

Classification: 441/41

Having inflation valve means:

(under subclass 40) Device including means to control the flow of the fluent medium into the structural member.

SEE OR SEARCH THIS CLASS, SUBCLASS:

99, and 100, for valves used in nonoral expanding means for personal flotation device worn by user.

SEE OR SEARCH CLASS

137, Fluid Handling, for fluid handling devices not specifically adapted for marine use.

251, Valves and Valve Actuation, for valve structure, per

se.