JPS5541940B2 - - Google Patents
Info
- Publication number
- JPS5541940B2 JPS5541940B2 JP14718575A JP14718575A JPS5541940B2 JP S5541940 B2 JPS5541940 B2 JP S5541940B2 JP 14718575 A JP14718575 A JP 14718575A JP 14718575 A JP14718575 A JP 14718575A JP S5541940 B2 JPS5541940 B2 JP S5541940B2
- Authority
- JP
- Japan
- 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
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14718575A JPS5271009A (en) | 1975-12-09 | 1975-12-09 | Method and apparatus for detecting absence or presence of train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14718575A JPS5271009A (en) | 1975-12-09 | 1975-12-09 | Method and apparatus for detecting absence or presence of train |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5271009A JPS5271009A (en) | 1977-06-14 |
| JPS5541940B2 true JPS5541940B2 (ru) | 1980-10-27 |
Family
ID=15424478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14718575A Granted JPS5271009A (en) | 1975-12-09 | 1975-12-09 | Method and apparatus for detecting absence or presence of train |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5271009A (ru) |
-
1975
- 1975-12-09 JP JP14718575A patent/JPS5271009A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5271009A (en) | 1977-06-14 |