US PATENT SUBCLASS 366 / 181.3
.~.~.~ Including gate, valve, or closure

Current as of: June, 1999
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366 /   HD   AGITATING

150.1  DF  HAVING SPECIFIED FEED MEANS {16}
177.1  DF  .~ Plural related feeders having separate outlets to mixing chamber {9}
181.1  DF  .~.~ Including chute or hopper with gravity discharge to mixing chamber {2}
181.3.~.~.~ Including gate, valve, or closure

DEFINITION

Classification: 366/181.3

Including gate, valve, or closure:

(under subclass 181.1) Subject matter including a valve, gate, or closure for controlling release of material from the chute or hopper.

SEE OR SEARCH THIS CLASS, SUBCLASS:

182.3, for a container having a valved outlet.

192+, for a valve or gate in the outlet of a mixing chamber.