US PATENT SUBCLASS 4 / 407
.~.~.~.~ Pneumatic or hydraulic

Current as of: June, 1999
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4 /   HD   BATHS, CLOSETS, SINKS, AND SPITTOONS

300  DF  FLUSH CLOSET {22}
353  DF  .~ Tank only {9}
378  DF  .~.~ With outlet valve {6}
405  DF  .~.~.~ Actuator {7}
407.~.~.~.~ Pneumatic or hydraulic

DEFINITION

Classification: 4/407

Pneumatic or hydraulic:

(under subclass 405) Subject matter wherein the actuation is effected by a variation in fluid pressure or flow.

SEE OR SEARCH THIS CLASS, SUBCLASS:

302, for an automatic actuated flush device which includes pneumatic or hydraulic means.

367, for a device which simultaneously actuates a tank supply and flush valve.