US PATENT SUBCLASS 83 / 669
.~.~ Punching tool

Current as of: June, 1999
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83 /   HD   CUTTING

651  DF  TOOL OR TOOL WITH SUPPORT {12}
663  DF  .~ Rotatable type {11}
669.~.~ Punching tool {1}
670  DF  .~.~.~> Shear type

DEFINITION

Classification: 83/669

(under subclass 663) Device which is constructed to perform a punching operation on the work as defined in the Glossary.

SEE OR SEARCH THIS CLASS, SUBCLASS:

684+, for another punching tool.