US PATENT SUBCLASS 112 / 305
.~.~ Under tension

Current as of: June, 1999
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112 /   HD   SEWING

154  DF  STITCH FORMING {17}
303  DF  .~ Feeding work material {13}
305.~.~ Under tension

DEFINITION

Classification: 112/305

Under tension:

(under subclass 303) Device wherein the work material being advanced is stretched or otherwise placed under a tensile stress.