US PATENT SUBCLASS 254 / 7 C
.~.~ Platform type

Current as of: June, 1999
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254 /   HD   IMPLEMENTS OR APPARATUS FOR APPLYING PUSHING OR PULLING FORCE

2 R  DF  HOISTING TRUCK {8}
7 R  DF  .~ Screw {2}
7 C.~.~ Platform type

Unofficial Alpha Subclasses: R B C

DEFINITION

Classification: 254/7

Screw:

(under subclass 2) Hoisting truck in which the load support is raised directly by one or more screws.

SEE OR SEARCH THIS CLASS, SUBCLASS:

99, for wheeled screw hoists in which the load is suspended from the screw or screws.