US PATENT SUBCLASS 220 / 589
.~.~.~ Filament layer

Current as of: June, 1999
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220 /   HD   RECEPTACLES

581  DF  HIGH-PRESSURE-GAS TANK {6}
586  DF  .~ Multilayer container {2}
588  DF  .~.~ Wound layer {2}
589.~.~.~ Filament layer {1}
590  DF  .~.~.~.~> With bonding material

DEFINITION

Classification: 220/589

Filament layer:

(under subclass 588) Receptacle wherein the elongated element comprises an elongated fiber or thread like object.