US PATENT SUBCLASS 112 / 290
.~.~ Hot wire type

Current as of: June, 1999
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112 /   HD   SEWING

270  DF  ELEMENTS {21}
285  DF  .~ Thread cutting, severing or breaking {11}
290.~.~ Hot wire type

DEFINITION

Classification: 112/290

Hot wire type:

(under subclass 285) Devices wherein a heated wire or rod is used to sever or part the thread.

(1) Note. The wire or rod is usually heated electrically.