JPS5412213B2 - - Google Patents
Info
- Publication number
- JPS5412213B2 JPS5412213B2 JP5401374A JP5401374A JPS5412213B2 JP S5412213 B2 JPS5412213 B2 JP S5412213B2 JP 5401374 A JP5401374 A JP 5401374A JP 5401374 A JP5401374 A JP 5401374A JP S5412213 B2 JPS5412213 B2 JP S5412213B2
- 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
- Piezo-Electric Transducers For Audible Bands (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5401374A JPS5412213B2 (en:Method) | 1974-05-15 | 1974-05-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5401374A JPS5412213B2 (en:Method) | 1974-05-15 | 1974-05-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS50146324A JPS50146324A (en:Method) | 1975-11-25 |
| JPS5412213B2 true JPS5412213B2 (en:Method) | 1979-05-21 |
Family
ID=12958691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5401374A Expired JPS5412213B2 (en:Method) | 1974-05-15 | 1974-05-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5412213B2 (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL7502453A (nl) * | 1975-03-03 | 1976-09-07 | Philips Nv | Inrichting voor het omzetten van elektrische in akoestische trillingen en omgekeerd, voorzien van een membraan, bevattende tenminste een laag piezo-elektrisch polymeer materiaal. |
| JPS5274332A (en) * | 1975-12-17 | 1977-06-22 | Matsushita Electric Ind Co Ltd | Electric acoustic converter |
| JPS5288326A (en) * | 1976-01-19 | 1977-07-23 | Matsushita Electric Ind Co Ltd | Microphone |
| NL7703836A (nl) * | 1977-04-07 | 1977-06-30 | Philips Nv | Een membraan bestaande uit tenminste een folie van een piezoelektrisch polymeermateriaal. |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4856128A (en:Method) * | 1971-11-11 | 1973-08-07 | ||
| JPS5136066B2 (en:Method) * | 1972-03-07 | 1976-10-06 |
-
1974
- 1974-05-15 JP JP5401374A patent/JPS5412213B2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS50146324A (en:Method) | 1975-11-25 |