FR649975A - - Google Patents
Info
- Publication number
- FR649975A FR649975A FR649975DA FR649975A FR 649975 A FR649975 A FR 649975A FR 649975D A FR649975D A FR 649975DA FR 649975 A FR649975 A FR 649975A
- Authority
- FR
- France
- 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
- B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
- B61L5/06—Electric devices for operating points or scotch-blocks, e.g. using electromotive driving means
- B61L5/065—Construction of driving mechanism
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR649975A true FR649975A (pt) | 1928-12-31 |
Family
ID=1542914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR649975D Expired FR649975A (pt) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR649975A (pt) |
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0
- FR FR649975D patent/FR649975A/fr not_active Expired