FR381997A - Railroad Track Improvements - Google Patents
Railroad Track ImprovementsInfo
- Publication number
- FR381997A FR381997A FR381997DA FR381997A FR 381997 A FR381997 A FR 381997A FR 381997D A FR381997D A FR 381997DA FR 381997 A FR381997 A FR 381997A
- Authority
- FR
- France
- Prior art keywords
- railroad track
- track improvements
- railroad
- track
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B5/00—Rails; Guard rails; Distance-keeping means for them
- E01B5/02—Rails
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR381997T | 1907-09-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR381997A true FR381997A (en) | 1908-01-25 |
Family
ID=1428110
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR381997D Expired FR381997A (en) | 1907-09-19 | 1907-09-19 | Railroad Track Improvements |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR381997A (en) |
-
1907
- 1907-09-19 FR FR381997D patent/FR381997A/en not_active Expired
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