US PATENT SUBCLASS 251 / 250
.~.~ Rectilinear rack

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

213  DF  MECHANICAL MOVEMENT ACTUATOR {10}
248  DF  .~ Gear {4}
250.~.~ Rectilinear rack

DEFINITION

Classification: 251/250

(under subclass 248) Subject matter wherein the gearing includes a straight bar with teeth on one face.