JPS4955009A - - Google Patents
Info
- Publication number
- JPS4955009A JPS4955009A JP9662772A JP9662772A JPS4955009A JP S4955009 A JPS4955009 A JP S4955009A JP 9662772 A JP9662772 A JP 9662772A JP 9662772 A JP9662772 A JP 9662772A JP S4955009 A JPS4955009 A JP S4955009A
- 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
- Audible And Visible Signals (AREA)
- Train Traffic Observation, Control, And Security (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9662772A JPS4955009A (it) | 1972-09-28 | 1972-09-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9662772A JPS4955009A (it) | 1972-09-28 | 1972-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4955009A true JPS4955009A (it) | 1974-05-28 |
Family
ID=14170062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9662772A Pending JPS4955009A (it) | 1972-09-28 | 1972-09-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4955009A (it) |
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1972
- 1972-09-28 JP JP9662772A patent/JPS4955009A/ja active Pending