US PATENT SUBCLASS 112 / 307
.~.~ Work of indeterminate length

Current as of: June, 1999
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112 /   HD   SEWING

154  DF  STITCH FORMING {17}
303  DF  .~ Feeding work material {13}
307.~.~ Work of indeterminate length

DEFINITION

Classification: 112/307

Work of indeterminate length:

(under subclass 303) Device wherein the longitudinal dimension of the material being advanced is effectively infinite insofar as can be determined from the disclosed structure for advancing such material.