US PATENT SUBCLASS 105 / 313
.~.~.~ Shaft lock

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}
313.~.~.~ Shaft lock

DEFINITION

Classification: 105/313

(under subclass 311.1) Dump car controls comprising locking devices for shafts used in door control.