JPS4839381Y1 - - Google Patents
Info
- Publication number
- JPS4839381Y1 JPS4839381Y1 JP12664270U JP12664270U JPS4839381Y1 JP S4839381 Y1 JPS4839381 Y1 JP S4839381Y1 JP 12664270 U JP12664270 U JP 12664270U JP 12664270 U JP12664270 U JP 12664270U JP S4839381 Y1 JPS4839381 Y1 JP S4839381Y1
- 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)
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12664270U JPS4839381Y1 (2) | 1970-12-18 | 1970-12-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12664270U JPS4839381Y1 (2) | 1970-12-18 | 1970-12-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4839381Y1 true JPS4839381Y1 (2) | 1973-11-20 |
Family
ID=33280046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12664270U Expired JPS4839381Y1 (2) | 1970-12-18 | 1970-12-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS4839381Y1 (2) |
-
1970
- 1970-12-18 JP JP12664270U patent/JPS4839381Y1/ja not_active Expired