JPS5220276Y2 - - Google Patents
Info
- Publication number
- JPS5220276Y2 JPS5220276Y2 JP13030072U JP13030072U JPS5220276Y2 JP S5220276 Y2 JPS5220276 Y2 JP S5220276Y2 JP 13030072 U JP13030072 U JP 13030072U JP 13030072 U JP13030072 U JP 13030072U JP S5220276 Y2 JPS5220276 Y2 JP S5220276Y2
- 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
- Headphones And Earphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13030072U JPS5220276Y2 (en:Method) | 1972-11-14 | 1972-11-14 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13030072U JPS5220276Y2 (en:Method) | 1972-11-14 | 1972-11-14 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS4986031U JPS4986031U (en:Method) | 1974-07-25 |
| JPS5220276Y2 true JPS5220276Y2 (en:Method) | 1977-05-10 |
Family
ID=28389575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13030072U Expired JPS5220276Y2 (en:Method) | 1972-11-14 | 1972-11-14 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5220276Y2 (en:Method) |
-
1972
- 1972-11-14 JP JP13030072U patent/JPS5220276Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS4986031U (en:Method) | 1974-07-25 |