US PATENT SUBCLASS 251 / 146
.~.~ Clamp type coupling

Current as of: June, 1999
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251 /   HD   VALVES AND VALVE ACTUATION

142  DF  WITH CORRELATED FLOW PATH {9}
145  DF  .~ Pipe side {1}
146.~.~ Clamp type coupling

DEFINITION

Classification: 251/146

(under subclass 145) Subject matter wherein the valve and/or mounting is made in parts to clamp around the pipe.