US PATENT SUBCLASS 414 / 562
.~.~ Switch system

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

560  DF  TRAVERSING HOIST TYPE {2}
561  DF  .~ Traveling crane {1}
562.~.~ Switch system

DEFINITION

Classification: 414/562

Switch system:

(under subclass 561) Apparatus in which the traveling bridge may be switched between rails upon which it is adapted to move.