JPS5228000B2 - - Google Patents
Info
- Publication number
- JPS5228000B2 JPS5228000B2 JP574472A JP574472A JPS5228000B2 JP S5228000 B2 JPS5228000 B2 JP S5228000B2 JP 574472 A JP574472 A JP 574472A JP 574472 A JP574472 A JP 574472A JP S5228000 B2 JPS5228000 B2 JP S5228000B2
- 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
- Traffic Control Systems (AREA)
- Audible And Visible Signals (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP574472A JPS5228000B2 (en:Method) | 1972-01-12 | 1972-01-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP574472A JPS5228000B2 (en:Method) | 1972-01-12 | 1972-01-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4875196A JPS4875196A (en:Method) | 1973-10-09 |
| JPS5228000B2 true JPS5228000B2 (en:Method) | 1977-07-23 |
Family
ID=11619598
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP574472A Expired JPS5228000B2 (en:Method) | 1972-01-12 | 1972-01-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5228000B2 (en:Method) |
-
1972
- 1972-01-12 JP JP574472A patent/JPS5228000B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4875196A (en:Method) | 1973-10-09 |