US PATENT SUBCLASS 141 / 197
.~ In gas filled receivers

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

192  DF  AUTOMATIC CONTROL OF FLOW CUTOFF OR DIVERSION {4}
197.~ In gas filled receivers

DEFINITION

Classification: 141/197

(under subclass 192) Apparatus especially designed for operation in receivers being filled or having been filled with gaseous material.

SEE OR SEARCH CLASS

137, Fluid Handling, for inflatable article filling chucks and stems, many of which have automatic control features.