US PATENT SUBCLASS 451 / 96
.~.~.~.~.~ Powered abradant supply

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}
94  DF  .~.~.~ Mechanical {1}
95  DF  .~.~.~.~ Centrifugal batter with abradant supply {1}
96.~.~.~.~.~ Powered abradant supply

DEFINITION

Classification: 451/96

Powered abradant supply:

(under subclass 95) Abrading machine wherein the propulsion means is provided with abrasive material which is caused to flow by means other than gravity.