US PATENT SUBCLASS 187 / 273
.~.~ Pneumatic (e.g., steam)


Current as of: June, 1999
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187 /   HD   ELEVATOR, INDUSTRIAL LIFT TRUCK, OR STATIONARY LIFT FOR VEHICLE

250  DF  HAVING SPECIFIC LOAD SUPPORT DRIVE-MEANS OR ITS CONTROL {6}
272  DF  .~ Includes fluid supporting ram in drive-means {3}
273.~.~ Pneumatic (e.g., steam)


DEFINITION

Classification: 187/273

Pneumatic (e.g., steam):

(under subclass 272) Drive-means* wherein the fluid utilized to power the mechanism is a gas.