US PATENT SUBCLASS 213 / 143
.~.~.~.~.~.~.~ With lock set


Current as of: June, 1999
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213 /   HD   RAILWAY DRAFT APPLIANCES

75 R  DF  COUPLINGS {9}
77  DF  .~ Counterpart {2}
100 R  DF  .~.~ Interengaging hooks and knuckles {6}
104  DF  .~.~.~ Horizontally swinging {4}
109  DF  .~.~.~.~ Janney type {17}
139  DF  .~.~.~.~.~ Gravity locks {3}
141  DF  .~.~.~.~.~.~ Vertically swinging {3}
143.~.~.~.~.~.~.~ With lock set


DEFINITION

Classification: 213/143

Wherein devices of the class indicated means is provided for holding the lock temporarily in its unlocking position until the knuckle swings towards open position.