US PATENT SUBCLASS 451 / 60
.~ Abradant supplying

Current as of: June, 1999
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451 /   HD   ABRADING

28  DF  ABRADING PROCESS {19}
60.~ Abradant supplying

DEFINITION

Classification: 451/60

Abradant supplying:

(under subclass 28) Method for supplying abrasive materials to the abrading zone or zones.

SEE OR SEARCH THIS CLASS, SUBCLASS:

99+, for a sandblast nozzle, supply tank, or valve.

446+, for abradant supplying apparatus.