US PATENT SUBCLASS 220 / FOR 152
.~.~ Corrugated layer (220/440)

Current as of: June, 1999
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220 /   HD   RECEPTACLES

FOR 127  DF  MULTILAYER BARRIER STRUCTURE (220/415) {23}
FOR 147  DF  .~ Specified structure for relative layer movement (220/435) {3}
FOR 152.~.~ Corrugated layer (220/440)

DEFINITION

Classification: 220/FOR.152

Corrugated layer:

Foreign art collections including a container wherein a layer of generally sinusoidal cross-section form is the means for shifting.