FR571765A - Signal lumineux - Google Patents
Signal lumineuxInfo
- Publication number
- FR571765A FR571765A FR571765DA FR571765A FR 571765 A FR571765 A FR 571765A FR 571765D A FR571765D A FR 571765DA FR 571765 A FR571765 A FR 571765A
- Authority
- FR
- France
- Prior art keywords
- light signal
- light
- signal
- 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
- B61L5/00—Local operating mechanisms for points or track-mounted scotch-blocks; Visible or audible signals; Local operating mechanisms for visible or audible signals
- B61L5/12—Visible signals
- B61L5/18—Light signals; Mechanisms associated therewith, e.g. blinders
- B61L5/1809—Daylight signals
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR571765T | 1923-02-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR571765A true FR571765A (fr) | 1924-05-23 |
Family
ID=8950800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR571765D Expired FR571765A (fr) | 1923-02-09 | 1923-02-09 | Signal lumineux |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR571765A (fr) |
-
1923
- 1923-02-09 FR FR571765D patent/FR571765A/fr not_active Expired
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