US PATENT SUBCLASS 451 / 34
.~.~ In at least one of plural abrading steps

Current as of: June, 1999
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451 /   HD   ABRADING

28  DF  ABRADING PROCESS {19}
32  DF  .~ Tumbling {3}
34.~.~ In at least one of plural abrading steps

DEFINITION

Classification: 451/34

In at least one of plural abrading steps:

(under subclass 32) Method including sequential abrading operations one of which is by tumbling.

SEE OR SEARCH THIS CLASS, SUBCLASS:

37, for plural abrading operations in which one operation utilizes a fluent abradant.

57, for plural abrading operations, generally.