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Class Information
Number: 14/74
Name: Bridges > Covering
Description: Devices for covering and protecting separately the members of a bridge. Does not include structures for covering a bridge as a whole.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6817444 |
Suspended work platform |
Nov. 16, 2004 |
| 6338175 |
Movable safety tunnel for use during bridge maintenance |
Jan. 15, 2002 |
| 6170106 |
Movable safety tunnel for use during bridge maintenance |
Jan. 9, 2001 |
| 5680664 |
Bridge structure |
Oct. 28, 1997 |
| 5678374 |
Method of reinforcing concrete made construction and fixture used therefor |
Oct. 21, 1997 |
| 5479671 |
Methods and devices for installing discontinuous sheaths on cables and to cables thus sheathed |
Jan. 2, 1996 |
| 5390386 |
Suspension bridge cable wrap and application method |
Feb. 21, 1995 |
| 5179752 |
Cover for trenches |
Jan. 19, 1993 |
| 4953249 |
Modular overpass or raised parking structure |
Sep. 4, 1990 |
| 4945594 |
Covered bridge structure |
Aug. 7, 1990 |
| 4886411 |
Protective means for a lifting/tilting or tilting device |
Dec. 12, 1989 |
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