JPS4990976A - - Google Patents
Info
- Publication number
- JPS4990976A JPS4990976A JP213773A JP213773A JPS4990976A JP S4990976 A JPS4990976 A JP S4990976A JP 213773 A JP213773 A JP 213773A JP 213773 A JP213773 A JP 213773A JP S4990976 A JPS4990976 A JP S4990976A
- 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
- Electric Propulsion And Braking For Vehicles (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP213773A JPS4990976A (cs) | 1972-12-28 | 1972-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP213773A JPS4990976A (cs) | 1972-12-28 | 1972-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4990976A true JPS4990976A (cs) | 1974-08-30 |
Family
ID=11520935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP213773A Pending JPS4990976A (cs) | 1972-12-28 | 1972-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4990976A (cs) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4831868A (cs) * | 1971-08-27 | 1973-04-26 |
-
1972
- 1972-12-28 JP JP213773A patent/JPS4990976A/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4831868A (cs) * | 1971-08-27 | 1973-04-26 |