US PATENT SUBCLASS 105 / 312
.~.~.~ Ratchet-handle

Current as of: June, 1999
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105 /   HD   RAILWAY ROLLING STOCK

238.1  DF  SPECIAL CAR BODIES {11}
239  DF  .~ Dumping {14}
311.1  DF  .~.~ Control {3}
312.~.~.~ Ratchet-handle

DEFINITION

Classification: 105/312

(under subclass 311.1) Dump door controls comprising ratchet-handle devices.