US PATENT SUBCLASS 14 / 30
.~.~ Locking

Current as of: June, 1999
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14 /   HD   BRIDGES

27  DF  FLOATING {2}
29  DF  .~ Draw {1}
30.~.~ Locking

DEFINITION

Classification: 14/30

(under subclass 29) Floating draw bridges, which show some form of device to lock the draw.