US PATENT SUBCLASS 206 / 524.8
EVACUATED

Current as of: June, 1999
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206 /   HD   SPECIAL RECEPTACLE OR PACKAGE

524.8EVACUATED

DEFINITION

Classification: 206/524.8

(under the class definition) A container wherein all, or substantially all, gas or vapor content has been removed.

SEE OR SEARCH CLASS

53, Package Making,

403+, for methods of packaging including gas evacuating, and subclasses 79+, for packaging apparatus including gas evacuating means.

417, Pumps,

48+, for electrical or getter type pumps.