US PATENT SUBCLASS 147 / 41
.~ Hand scribers

Current as of: June, 1999
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147 /   HD   COOPERING

*  DD  BARREL HEAD-MAKING {5}
41.~ Hand scribers

DEFINITION

Classification: 147/41

Cutting-tools comprising a radial arm carrying at one end a centering-pin and near its outer end a cutting-tool to be operated by hand.