BE734278A - - Google Patents
Info
- Publication number
- BE734278A BE734278A BE734278DA BE734278A BE 734278 A BE734278 A BE 734278A BE 734278D A BE734278D A BE 734278DA BE 734278 A BE734278 A BE 734278A
- Authority
- BE
- Belgium
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61L—GUIDING RAILWAY TRAFFIC; ENSURING THE SAFETY OF RAILWAY TRAFFIC
- B61L1/00—Devices along the route controlled by interaction with the vehicle or train
- B61L1/18—Railway track circuits
- B61L1/181—Details
- B61L1/187—Use of alternating current
Landscapes
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Mechanical Engineering (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19681780280 DE1780280B2 (de) | 1968-08-26 | 1968-08-26 | Gleisfreimeldeeinnchtung, msbesonde re bei Straßenbahnen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE734278A true BE734278A (de) | 1969-11-17 |
Family
ID=5704316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE734278D BE734278A (de) | 1968-08-26 | 1969-06-09 |
Country Status (4)
| Country | Link |
|---|---|
| AT (1) | AT289890B (de) |
| BE (1) | BE734278A (de) |
| DE (1) | DE1780280B2 (de) |
| NL (1) | NL144534B (de) |
-
1968
- 1968-08-26 DE DE19681780280 patent/DE1780280B2/de active Granted
-
1969
- 1969-06-04 AT AT533869A patent/AT289890B/de not_active IP Right Cessation
- 1969-06-09 BE BE734278D patent/BE734278A/xx unknown
- 1969-08-06 NL NL6911984A patent/NL144534B/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE1780280B2 (de) | 1973-11-15 |
| NL6911984A (de) | 1970-03-02 |
| DE1780280A1 (de) | 1972-01-05 |
| NL144534B (nl) | 1975-01-15 |
| AT289890B (de) | 1971-05-10 |