FR767450A - - Google Patents
Info
- Publication number
- FR767450A FR767450A FR767450DA FR767450A FR 767450 A FR767450 A FR 767450A FR 767450D A FR767450D A FR 767450DA FR 767450 A FR767450 A FR 767450A
- 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
-
- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/07—Controlling traffic signals
- G08G1/08—Controlling traffic signals according to detected number or speed of vehicles
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR767450A true FR767450A (fi) | 1934-07-16 |
Family
ID=1551452
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR767450D Expired FR767450A (fi) |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR767450A (fi) |
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0
- FR FR767450D patent/FR767450A/fr not_active Expired