US PATENT SUBCLASS 122 / 395
.~ Sandblast

Current as of: June, 1999
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122 /   HD   LIQUID HEATERS AND VAPORIZERS

379  DF  CLEANING {9}
395.~ Sandblast

DEFINITION

Classification: 122/395

(under subclass 379) Devices comprising sand blast cleaning devices.

SEE OR SEARCH CLASS

406, Conveyors: Fluid Current, appropriate subclasses for fluid current conveying of solid material in general.

451, Abrading,

75+, for a sandblast machine.