US PATENT SUBCLASS 79 / *
PEARL AND COMPOSITION


Current as of: June, 1999
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79 /   HD   BUTTON MAKING

*PEARL AND COMPOSITION {4}
6  DF  .~> Surfacing and drilling
7  DF  .~> Surfacing {3}
*  DD  .~> Drilling {2}
15  DF  .~> Blank-sawing {1}