US PATENT SUBCLASS 57 / 304
.~.~ Pneumatic

Current as of: June, 1999
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57 /   HD   TEXTILES: SPINNING, TWISTING, AND TWINING

1 R  DF  APPARATUS AND PROCESSES {45}
300  DF  .~ Clearing {5}
304.~.~ Pneumatic {1}
305  DF  .~.~.~> Strand type

DEFINITION

Classification: 57/304

Pneumatic:

(under subclass 300) Subject matter wherein the clearing is effected by means of a stream of air.

SEE OR SEARCH CLASS

15, Brushing, Scrubbing, and General Cleaning,

301+, for air blast and/or suction devices for removing waste and lint from textile machines; and see (2) Note to subclass 301 for a statement of the line.