JPS5758310A - Method of producing electret - Google Patents
Method of producing electretInfo
- Publication number
- JPS5758310A JPS5758310A JP55132359A JP13235980A JPS5758310A JP S5758310 A JPS5758310 A JP S5758310A JP 55132359 A JP55132359 A JP 55132359A JP 13235980 A JP13235980 A JP 13235980A JP S5758310 A JPS5758310 A JP S5758310A
- Authority
- JP
- Japan
- Prior art keywords
- producing electret
- electret
- producing
- Prior art date
- 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.)
- Granted
Links
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55132359A JPS5758310A (en) | 1980-09-25 | 1980-09-25 | Method of producing electret |
EP81107385A EP0048902A3 (en) | 1980-09-25 | 1981-09-18 | Method for manufacturing electret device and condenser type electro-acoustic transducer having electrets |
CA000386656A CA1197605A (en) | 1980-09-25 | 1981-09-25 | Method for manufacturing electret device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55132359A JPS5758310A (en) | 1980-09-25 | 1980-09-25 | Method of producing electret |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5758310A true JPS5758310A (en) | 1982-04-08 |
JPS6236625B2 JPS6236625B2 (ja) | 1987-08-07 |
Family
ID=15079512
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP55132359A Granted JPS5758310A (en) | 1980-09-25 | 1980-09-25 | Method of producing electret |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5758310A (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0429883A (ja) * | 1990-05-25 | 1992-01-31 | Toppan Printing Co Ltd | 画像形成媒体 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5024440A (ja) * | 1973-07-04 | 1975-03-15 | ||
JPS5245097A (en) * | 1975-10-07 | 1977-04-08 | Rikagaku Kenkyusho | Making process for electret |
-
1980
- 1980-09-25 JP JP55132359A patent/JPS5758310A/ja active Granted
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5024440A (ja) * | 1973-07-04 | 1975-03-15 | ||
JPS5245097A (en) * | 1975-10-07 | 1977-04-08 | Rikagaku Kenkyusho | Making process for electret |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0429883A (ja) * | 1990-05-25 | 1992-01-31 | Toppan Printing Co Ltd | 画像形成媒体 |
Also Published As
Publication number | Publication date |
---|---|
JPS6236625B2 (ja) | 1987-08-07 |
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