US PATENT SUBCLASS 434 / 58
.~.~.~ By fluid actuated piston/cylinder ram

Current as of: June, 1999
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434 /   HD   EDUCATION AND DEMONSTRATION

29  DF  VEHICLE OPERATOR INSTRUCTION OR TESTING {4}
30  DF  .~ Flight vehicle {14}
55  DF  .~.~ Tiltable or turnable ground trainer {3}
58.~.~.~ By fluid actuated piston/cylinder ram

DEFINITION

Classification: 434/58

By fluid actuated piston/cylinder ram:

(under subclass 55) Subject matter wherein the representation of the conveyance is moved by a fluid driven means comprising a piston slidable in a cylinder.