US PATENT SUBCLASS 406 / 47
.~ Liquid

Current as of: June, 1999
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406 /   HD   CONVEYORS: FLUID CURRENT

46  DF  WITH ADJUNCTIVE SUBSTANCE ADDED {2}
47.~ Liquid {1}
48  DF  .~.~> Water

DEFINITION

Classification: 406/47

Liquid:

(under subclass 46) Subject matter wherein the substance added is in a liquid state.