US PATENT SUBCLASS 112 / 223
.~.~ Thread releasing

Current as of: June, 1999
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112 /   HD   SEWING

270  DF  ELEMENTS {21}
222  DF  .~ Needles {5}
223.~.~ Thread releasing

DEFINITION

Classification: 112/223

Adapted to thread and unthread at each operation.

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198,