JPS4888608A - - Google Patents
Info
- Publication number
- JPS4888608A JPS4888608A JP48019141A JP1914173A JPS4888608A JP S4888608 A JPS4888608 A JP S4888608A JP 48019141 A JP48019141 A JP 48019141A JP 1914173 A JP1914173 A JP 1914173A JP S4888608 A JPS4888608 A JP S4888608A
- 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.)
- Pending
Links
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| ZA720969A ZA72969B (en) | 1972-02-15 | 1972-02-15 | Improvements in electrical protective circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4888608A true JPS4888608A (ru) | 1973-11-20 |
Family
ID=25564489
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP48019141A Pending JPS4888608A (ru) | 1972-02-15 | 1973-02-15 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS4888608A (ru) |
| ZA (1) | ZA72969B (ru) |
-
1972
- 1972-02-15 ZA ZA720969A patent/ZA72969B/xx unknown
-
1973
- 1973-02-15 JP JP48019141A patent/JPS4888608A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| ZA72969B (en) | 1973-04-25 |