EG19327A - Piezoelectric transducer - Google Patents
Piezoelectric transducerInfo
- Publication number
- EG19327A EG19327A EG28991A EG28991A EG19327A EG 19327 A EG19327 A EG 19327A EG 28991 A EG28991 A EG 28991A EG 28991 A EG28991 A EG 28991A EG 19327 A EG19327 A EG 19327A
- Authority
- EG
- Egypt
- Prior art keywords
- piezoelectric transducer
- piezoelectric
- transducer
- Prior art date
Links
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT2107289U IT216578Z2 (en) | 1989-05-15 | 1989-05-15 | PIEZOCERAMIC CAPSULE FOR TELEPHONE DEVICES. |
IT2117590U IT219545Z2 (en) | 1990-05-14 | 1990-05-14 | PIEZOCERAMIC CAP FOR TELEPHONE DEVICES |
IT2117690U IT219546Z2 (en) | 1990-05-14 | 1990-05-14 | PIEZOCERAMIC RINGER TRANSDUCER IN PARTICULAR FOR TELEPHONE DEVICES |
PCT/EP1990/000784 WO1990014737A1 (en) | 1989-05-15 | 1990-05-15 | Piezoceramic transducer for telephone instruments |
Publications (1)
Publication Number | Publication Date |
---|---|
EG19327A true EG19327A (en) | 1994-10-30 |
Family
ID=27439885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EG28991A EG19327A (en) | 1989-05-15 | 1991-05-13 | Piezoelectric transducer |
Country Status (1)
Country | Link |
---|---|
EG (1) | EG19327A (en) |
-
1991
- 1991-05-13 EG EG28991A patent/EG19327A/en active
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