JPS531686B2 - - Google Patents
Info
- Publication number
- JPS531686B2 JPS531686B2 JP7546872A JP7546872A JPS531686B2 JP S531686 B2 JPS531686 B2 JP S531686B2 JP 7546872 A JP7546872 A JP 7546872A JP 7546872 A JP7546872 A JP 7546872A JP S531686 B2 JPS531686 B2 JP S531686B2
- 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
- Electrically Operated Instructional Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7546872A JPS531686B2 (en:Method) | 1972-07-27 | 1972-07-27 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7546872A JPS531686B2 (en:Method) | 1972-07-27 | 1972-07-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4933725A JPS4933725A (en:Method) | 1974-03-28 |
| JPS531686B2 true JPS531686B2 (en:Method) | 1978-01-21 |
Family
ID=13577157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7546872A Expired JPS531686B2 (en:Method) | 1972-07-27 | 1972-07-27 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS531686B2 (en:Method) |
-
1972
- 1972-07-27 JP JP7546872A patent/JPS531686B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4933725A (en:Method) | 1974-03-28 |