FR71057E - Multi-figure indicator light - Google Patents
Multi-figure indicator lightInfo
- Publication number
- FR71057E FR71057E FR71057DA FR71057E FR 71057 E FR71057 E FR 71057E FR 71057D A FR71057D A FR 71057DA FR 71057 E FR71057 E FR 71057E
- Authority
- FR
- France
- Prior art keywords
- indicator light
- indicator
- light
- 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
- B61L25/00—Recording or indicating positions or identities of vehicles or trains or setting of track apparatus
- B61L25/06—Indicating or recording the setting of track apparatus, e.g. of points, of signals
- B61L25/08—Diagrammatic displays
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR71057T | 1957-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR71057E true FR71057E (en) | 1959-10-08 |
Family
ID=8702679
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR71057D Expired FR71057E (en) | 1957-02-19 | 1957-02-19 | Multi-figure indicator light |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR71057E (en) |
-
1957
- 1957-02-19 FR FR71057D patent/FR71057E/en not_active Expired
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