NL41978C - - Google Patents
Info
- Publication number
- NL41978C NL41978C NL41978DA NL41978C NL 41978 C NL41978 C NL 41978C NL 41978D A NL41978D A NL 41978DA NL 41978 C NL41978 C NL 41978C
- Authority
- NL
- Netherlands
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)
- Traffic Control Systems (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES119235D DE668944C (de) | 1935-07-31 | 1935-07-31 | Schaltungsanordnung fuer Verkehrssignalanlagen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL41978C true NL41978C (no) |
Family
ID=7534813
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL41978D NL41978C (no) | 1935-07-31 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE668944C (no) |
| NL (1) | NL41978C (no) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB535709A (en) * | 1939-10-17 | 1941-04-18 | Automatic Telephone & Elect | Improvements in traffic control systems |
-
0
- NL NL41978D patent/NL41978C/xx active
-
1935
- 1935-07-31 DE DES119235D patent/DE668944C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE668944C (de) | 1938-12-13 |