US PATENT SUBCLASS 414 / 625
.~.~.~ Guided

Current as of: June, 1999
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414 /   HD   MATERIAL OR ARTICLE HANDLING

592  DF  ELEVATOR OR HOIST AND LOADING OR UNLOADING MEANS THEREFOR {16}
618  DF  .~ Grab {4}
624  DF  .~.~ Clamshell {1}
625.~.~.~ Guided

DEFINITION

Classification: 414/625

Guided:

(under subclass 624) Clamshell bucket type of grab in which means are provided for restraining the movement of the clamshell to a predetermined path of travel.