JPS57146491U - - Google Patents
Info
- Publication number
- JPS57146491U JPS57146491U JP3256881U JP3256881U JPS57146491U JP S57146491 U JPS57146491 U JP S57146491U JP 3256881 U JP3256881 U JP 3256881U JP 3256881 U JP3256881 U JP 3256881U JP S57146491 U JPS57146491 U JP S57146491U
- 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
- Diaphragms For Electromechanical Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3256881U JPS57146491U (zh) | 1981-03-09 | 1981-03-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3256881U JPS57146491U (zh) | 1981-03-09 | 1981-03-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS57146491U true JPS57146491U (zh) | 1982-09-14 |
Family
ID=29829968
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3256881U Pending JPS57146491U (zh) | 1981-03-09 | 1981-03-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57146491U (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1989002207A1 (en) * | 1987-08-29 | 1989-03-09 | Sony Corporation | Acoustic material |
-
1981
- 1981-03-09 JP JP3256881U patent/JPS57146491U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1989002207A1 (en) * | 1987-08-29 | 1989-03-09 | Sony Corporation | Acoustic material |