US PATENT SUBCLASS 44 / 491
.~ Briquet

Current as of: June, 1999
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44 /   HD   FUEL AND RELATED COMPOSITIONS

490  DF  PEAT {2}
491.~ Briquet

DEFINITION

Classification: 44/491

Briquet:

(under subclass 490) Subject matter in the form of a fuel briquet, which form is described in the (2) Note to the class definition.