US Patent Class 14
BRIDGES-- Main Headings




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Current as of: June, 1999
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CLASS NOTES
*  DF  COMBINATION
2  DF  TRUSS AND ARCH
2.4  DF  TRANSPORTABLE {2}
3  DF  TRUSS {3}
18  DF  SUSPENSION {5}
24  DF  ARCH {2}
27  DF  FLOATING {2}
31  DF  DRAW {10}
69.5  DF  GANGWAY, RAMP, OR DOCK LEVELER {3}
73  DF  DECK {1}
73.5  DF  EXPANSION DEVICE (E.G., BEARING PAD)
74  DF  COVERING
74.5  DF  GIRDER
75  DF  PIER {1}
77.1  DF  BRIDGE CONSTRUCTION METHOD {1}
78  DF  MISCELLANEOUS