US PATENT SUBCLASS 83 / 30
.~ Puncturing
Current as of: June, 1999
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DEFINITION
Classification: 83/30
(under subclass 13) Process which includes a step of shaping an opening in the work, as by a sharp, pointed tool, so that no substantial amount of material is removed from the work; i.e., there is only one product.
SEE OR SEARCH THIS CLASS, SUBCLASS:
660, for a pointed perforating tool.
866+, for a perforating device, or method, which does not produce, or result in, complete penetration of work.
SEE OR SEARCH CLASS
428, Stock Material or Miscellaneous Articles,
596+, for metallic stock material having apertures; e.g., resulting from a puncturing operation.
