US PATENT SUBCLASS 59 / 8
.~.~ Blanks and processes

Current as of: June, 1999
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59 /   HD   CHAIN, STAPLE, AND HORSESHOE MAKING

1  DF  CHAIN MAKING {14}
5  DF  .~ Sprocket chain {3}
8.~.~ Blanks and processes

DEFINITION

Classification: 59/8

Blanks and processes used in making sprocket-chains.