US PATENT SUBCLASS 451 / 64
MACHINE

Current as of: June, 1999
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451 /   HD   ABRADING

64MACHINE {12}
65  DF  .~> Combined {2}
74  DF  .~> Graining box
75  DF  .~> Sandblast {13}
103  DF  .~> Scouring device {4}
113  DF  .~> Immersion
114  DF  .~> By use of plural work holders, without tool {1}
119  DF  .~> Rotary reciprocating tool {2}
162  DF  .~> Reciprocating tool {2}
177  DF  .~> Rotary tool {3}
296  DF  .~> Endless band tool {11}
312  DF  .~> Stationary tool {2}
326  DF  .~> Tumbling device {3}

DEFINITION

Classification: 451/64

MACHINE:

(under the class definition) A complete abrading assemblage comprised of moving components comprising: (a) A base mounted apparatus to which a workpiece is brought for the abrading operation, or (b) A sandblasting assemblage comprised of means for supplying an abrasive in free flight to a workpiece.

(1) Note. A sandblasting assemblage in this subclass may be randomly manipulated during use.