US PATENT SUBCLASS 112 / 41
.~.~ Heating

Current as of: June, 1999
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112 /   HD   SEWING

2  DF  SPECIAL MACHINES {38}
28  DF  .~ Leather sewing {16}
41.~.~ Heating

DEFINITION

Classification: 112/41

Includes means for heating the machine to soften wax on the thread.