BE379043A - - Google Patents
Info
- Publication number
- BE379043A BE379043A BE379043DA BE379043A BE 379043 A BE379043 A BE 379043A BE 379043D A BE379043D A BE 379043DA BE 379043 A BE379043 A BE 379043A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
- G08G1/085—Controlling traffic signals using a free-running cyclic timer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Traffic Control Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1825830A GB354920A (en) | 1930-06-14 | 1930-06-14 | Improvements in road traffic regulating or signalling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE379043A true BE379043A (ja�@�@) |
Family
ID=10109369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE379043D BE379043A (ja�@�@) | 1930-06-14 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE379043A (ja�@�@) |
| FR (1) | FR715034A (ja�@�@) |
| GB (1) | GB354920A (ja�@�@) |
-
0
- BE BE379043D patent/BE379043A/xx unknown
-
1930
- 1930-06-14 GB GB1825830A patent/GB354920A/en not_active Expired
-
1931
- 1931-04-09 FR FR715034D patent/FR715034A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR715034A (fr) | 1931-11-24 |
| GB354920A (en) | 1931-08-20 |