US PATENT SUBCLASS 251 / 329
.~.~ Bodies
Current as of:
June, 1999
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251 /
HD
VALVES AND VALVE ACTUATION
318
DF
RECIPROCATING VALVE
{7}
326
DF
.~ Gate {3}
329
.~.~ Bodies
DEFINITION
Classification: 251/329
(under subclass 326) Devices relating to the body structure.