US PATENT SUBCLASS 220 / FOR 147
.~ Specified structure for relative layer movement (220/435)

Current as of: June, 1999
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220 /   HD   RECEPTACLES

FOR 127  DF  MULTILAYER BARRIER STRUCTURE (220/415) {23}
FOR 147.~ Specified structure for relative layer movement (220/435) {3}
FOR 148  DF  .~.~> Articulated layer members (220/436)
FOR 149  DF  .~.~> Distinct nonlayer member (220/437) {2}
FOR 152  DF  .~.~> Corrugated layer (220/440)

DEFINITION

Classification: 220/FOR.147

Specified structure for relative layer movement:

Foreign art collections including a container including particular means providing, in assembled position, for limited shifting of at least one layer, or layer portion, with respect to another.