US PATENT SUBCLASS 14 / 52
.~.~.~ Vertically sliding

Current as of: June, 1999
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14 /   HD   BRIDGES

31  DF  DRAW {10}
50  DF  .~ Gates {2}
*  DD  .~.~ Hand or motor operated {3}
52.~.~.~ Vertically sliding

DEFINITION

Classification: 14/52

(under subclass 50) Hand or motor-operated drawbridge gates which are vertically sliding.

SEE OR SEARCH CLASS

405, Hydraulic and Earth Engineering,

86, for lifting canal locks, and subclass 3 for lifting dry docks.