US PATENT SUBCLASS 14 / 43
.~ Horizontally sliding

Current as of: June, 1999
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14 /   HD   BRIDGES

31  DF  DRAW {10}
43.~ Horizontally sliding {1}
44  DF  .~.~> Boat operated

DEFINITION

Classification: 14/43

(under subclass 31) Drawbridges which open by a horizontal longitudinal movement.

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69.5+, appropriate subclasses for unattached gangways.

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104, Railways,

124, for similar structure on elevated railways.