FR994431A - fishplates for railways - Google Patents
fishplates for railwaysInfo
- Publication number
- FR994431A FR994431A FR994431DA FR994431A FR 994431 A FR994431 A FR 994431A FR 994431D A FR994431D A FR 994431DA FR 994431 A FR994431 A FR 994431A
- Authority
- FR
- France
- Prior art keywords
- fishplates
- railways
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/18—Railway track circuits
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR994431T | 1949-07-01 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR994431A true FR994431A (en) | 1951-11-16 |
Family
ID=9556411
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR994431D Expired FR994431A (en) | 1949-07-01 | 1949-07-01 | fishplates for railways |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR994431A (en) |
-
1949
- 1949-07-01 FR FR994431D patent/FR994431A/en not_active Expired
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