US PATENT SUBCLASS 451 / 98
.~.~.~ Vane structure

Current as of: June, 1999
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451 /   HD   ABRADING

64  DF  MACHINE {12}
75  DF  .~ Sandblast {13}
91  DF  .~.~ Abradant propulsion means {5}
98.~.~.~ Vane structure

DEFINITION

Classification: 451/98

Vane structure:

(under subclass 91) Abrading machine drawn to a particular impeller blade specifically adapted for propelling abrasive material in a sandblasting machine.

SEE OR SEARCH CLASS

416, Fluid Reaction Surfaces (i.e., Impellers),

233, for fluid impeller blade structure in general.