DD97859A1 - - Google Patents
Info
- Publication number
- DD97859A1 DD97859A1 DD16431372A DD16431372A DD97859A1 DD 97859 A1 DD97859 A1 DD 97859A1 DD 16431372 A DD16431372 A DD 16431372A DD 16431372 A DD16431372 A DD 16431372A DD 97859 A1 DD97859 A1 DD 97859A1
- Authority
- DD
- German Democratic Republic
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CS529271A CS151672B1 (en:Method) | 1971-07-19 | 1971-07-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DD97859A1 true DD97859A1 (en:Method) | 1973-05-21 |
Family
ID=5397539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DD16431372A DD97859A1 (en:Method) | 1971-07-19 | 1972-07-10 |
Country Status (3)
| Country | Link |
|---|---|
| CS (1) | CS151672B1 (en:Method) |
| DD (1) | DD97859A1 (en:Method) |
| DE (1) | DE2233396A1 (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2758302B1 (fr) * | 1997-01-10 | 1999-04-09 | Cogifer | Systeme de detection de defaut d'une file de rails d'un appareil de voie |
-
1971
- 1971-07-19 CS CS529271A patent/CS151672B1/cs unknown
-
1972
- 1972-07-07 DE DE19722233396 patent/DE2233396A1/de active Pending
- 1972-07-10 DD DD16431372A patent/DD97859A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE2233396A1 (de) | 1973-01-25 |
| CS151672B1 (en:Method) | 1973-11-19 |