US PATENT SUBCLASS 52 / 791.1
.~.~ Perforate or woven sheet

Current as of: June, 1999
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52 /   HD   STATIC STRUCTURES (E.G., BUILDINGS)

782.1  DF  COMPOSITE PREFABRICATED PANEL INCLUDING ADJUNCTIVE MEANS {7}
783.1  DF  .~ Sandwich or hollow with sheet-like facing members {13}
791.1.~.~ Perforate or woven sheet

DEFINITION

Classification: 52/791.1

Perforate or Woven Sheet:

(under subclass 783.1) Structure including at least one sheet-like member formed of a pre-formed foraminous surfacing or of a fabric-type surface of interlaced strands.

SEE OR SEARCH THIS CLASS, SUBCLASS:

633+, for an openwork panel (e.g., grill, screen, or frame).

799.1+, for a perforate sheet with a separate attached edging or stiffener.

SEE OR SEARCH CLASS

428, Stock Material or Miscellaneous Articles,

131+, for a structurally defined web or sheet which includes an aperture.