JPS5756639Y2 - - Google Patents
Info
- Publication number
- JPS5756639Y2 JPS5756639Y2 JP11491378U JP11491378U JPS5756639Y2 JP S5756639 Y2 JPS5756639 Y2 JP S5756639Y2 JP 11491378 U JP11491378 U JP 11491378U JP 11491378 U JP11491378 U JP 11491378U JP S5756639 Y2 JPS5756639 Y2 JP S5756639Y2
- 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
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11491378U JPS5756639Y2 (en) | 1978-08-21 | 1978-08-21 | |
| GB7927907A GB2029161B (en) | 1978-08-21 | 1979-08-10 | Electret microphone |
| US06/066,722 US4268725A (en) | 1978-08-21 | 1979-08-15 | Electret microphone |
| DE19792933286 DE2933286A1 (en) | 1978-08-21 | 1979-08-17 | ELECTRIC MICROPHONE |
| HK549/83A HK54983A (en) | 1978-08-21 | 1983-11-10 | Electret microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11491378U JPS5756639Y2 (en) | 1978-08-21 | 1978-08-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5531374U JPS5531374U (en) | 1980-02-29 |
| JPS5756639Y2 true JPS5756639Y2 (en) | 1982-12-06 |
Family
ID=29066079
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11491378U Expired JPS5756639Y2 (en) | 1978-08-21 | 1978-08-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5756639Y2 (en) |
-
1978
- 1978-08-21 JP JP11491378U patent/JPS5756639Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5531374U (en) | 1980-02-29 |