US PATENT SUBCLASS 220 / 490
.~ Spiral sidewall

Current as of: June, 1999
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220 /   HD   RECEPTACLES

485  DF  WIRE CONTAINER {6}
490.~ Spiral sidewall

DEFINITION

Classification: 220/490

Spiral sidewall:

(under subclass 485) A receptacle wherein the wire sidewall is in the form of a helix.