US PATENT SUBCLASS 112 / 310
.~.~ Needle and helper

Current as of: June, 1999
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112 /   HD   SEWING

154  DF  STITCH FORMING {17}
303  DF  .~ Feeding work material {13}
310.~.~ Needle and helper

DEFINITION

Classification: 112/310

Needle and helper:

(under subclass 303) Device wherein the stitch forming needle acts as one of two or more work material feed means.