US PATENT SUBCLASS 141 / 66
.~ With filling with gas

Current as of: June, 1999
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141 /   HD   FLUENT MATERIAL HANDLING, WITH RECEIVER OR RECEIVER COACTING MEANS

65  DF  EVACUATION APPARATUS {1}
66.~ With filling with gas

DEFINITION

Classification: 141/66

(under subclass 65) Apparatus in which the receptacle is filled with gas in connection with or subsequent to evacuation.