US PATENT SUBCLASS 112 / 184
.~.~ Vertical axis

Current as of: June, 1999
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112 /   HD   SEWING

154  DF  STITCH FORMING {17}
181  DF  .~ Revolving-hook type {3}
184.~.~ Vertical axis

DEFINITION

Classification: 112/184

The hook moves about a vertical axis.