US PATENT SUBCLASS 180 / 441
.~.~ Device to control pressure (e.g., valve)

Current as of: June, 1999
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180 /   HD   MOTOR VEHICLES

400  DF  STEERING GEAR {8}
417  DF  .~ With fluid power assist {16}
441.~.~ Device to control pressure (e.g., valve)

DEFINITION

Classification: 180/441

Device to control pressure (e.g., valve):

(under subclass 417) Subject matter designed to vary the fluid pressure in a fluid power assisted steering system.