US PATENT SUBCLASS 14 / 61
.~.~.~.~.~ Locking

Current as of: June, 1999
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14 /   HD   BRIDGES

31  DF  DRAW {10}
50  DF  .~ Gates {2}
*  DD  .~.~ Bridge operated {2}
*  DD  .~.~.~ Displacement {4}
60  DF  .~.~.~.~ Vertically swinging {1}
61.~.~.~.~.~ Locking

DEFINITION

Classification: 14/61

(under subclass 60) Devices, said gate having an attachment for locking it in one position. Shaft rotation. Bridge-operated gates under subclass 50 wherein the bridge first rotates a shaft in the operating mechanism