US PATENT SUBCLASS 53 / 284.5
.~ Rigid receptacle

Current as of: June, 1999
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53 /   HD   PACKAGE MAKING

266.1  DF  MEANS TO FILL AND CLOSE PREFORMED RECEPTACLE {10}
284.5.~ Rigid receptacle {1}
284.6  DF  .~.~> Glass receptacle, e.g., ampoule

DEFINITION

Classification: 53/284.5

Rigid receptacle:

(under subclass 266.1) Apparatus wherein the cover is sufficiently stiff to retain its shape during use.