FR772329A - Signal lumineux de couleur variable - Google Patents
Signal lumineux de couleur variableInfo
- Publication number
- FR772329A FR772329A FR772329DA FR772329A FR 772329 A FR772329 A FR 772329A FR 772329D A FR772329D A FR 772329DA FR 772329 A FR772329 A FR 772329A
- Authority
- FR
- France
- Prior art keywords
- light signal
- color light
- variable color
- variable
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/09—Arrangements for giving variable traffic instructions
- G08G1/095—Traffic lights
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR772329T | 1933-07-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR772329A true FR772329A (fr) | 1934-10-27 |
Family
ID=9193949
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR772329D Expired FR772329A (fr) | 1933-07-24 | 1933-07-24 | Signal lumineux de couleur variable |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR772329A (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE935072C (de) * | 1953-05-20 | 1955-11-10 | Artur Dr Med Kohl | Kraftfahrzeug-Scheinwerfer-Gluehlampe mit mehreren, in seitlicher Richtung durch Abschirmungen voneinander getrennten, einzeln schaltbaren Gluehfaeden |
US3007034A (en) * | 1959-09-23 | 1961-10-31 | Oxford Corp | Runway light |
-
1933
- 1933-07-24 FR FR772329D patent/FR772329A/fr not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE935072C (de) * | 1953-05-20 | 1955-11-10 | Artur Dr Med Kohl | Kraftfahrzeug-Scheinwerfer-Gluehlampe mit mehreren, in seitlicher Richtung durch Abschirmungen voneinander getrennten, einzeln schaltbaren Gluehfaeden |
US3007034A (en) * | 1959-09-23 | 1961-10-31 | Oxford Corp | Runway light |
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