US PATENT SUBCLASS 220 / 657
.~ Flange

Current as of: June, 1999
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220 /   HD   RECEPTACLES

656  DF  ONE-PIECE, REINFORCED OPEN END EDGE {3}
657.~ Flange

DEFINITION

Classification: 220/657

Flange:

(under subclass 656) Receptacle wherein the top portion of the edge is bent at an angle in the form of a lip.