US PATENT SUBCLASS 251 / 232
.~.~ Train (plural serial)

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

213  DF  MECHANICAL MOVEMENT ACTUATOR {10}
231  DF  .~ Lever {5}
232.~.~ Train (plural serial)

DEFINITION

Classification: 251/232

(under subclass 231) Apparatus comprising a plurality of serially related levers generally with pivot pin connections to each other and to the valve.