FR2355575B1 - - Google Patents
Info
- Publication number
- FR2355575B1 FR2355575B1 FR7719220A FR7719220A FR2355575B1 FR 2355575 B1 FR2355575 B1 FR 2355575B1 FR 7719220 A FR7719220 A FR 7719220A FR 7719220 A FR7719220 A FR 7719220A FR 2355575 B1 FR2355575 B1 FR 2355575B1
- Authority
- FR
- France
- 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
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
- H03H9/14502—Surface acoustic wave [SAW] transducers for a particular purpose
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2625476A GB1526565A (en) | 1976-06-24 | 1976-06-24 | Ultrasonic transducer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2355575A1 FR2355575A1 (fr) | 1978-01-20 |
| FR2355575B1 true FR2355575B1 (ru) | 1984-04-13 |
Family
ID=10240760
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7719220A Granted FR2355575A1 (fr) | 1976-06-24 | 1977-06-23 | Procede et appareil de generation d'ondes sonores de surface dans un corps conducteur de l'electricite |
Country Status (9)
| Country | Link |
|---|---|
| BE (1) | BE855731A (ru) |
| DE (1) | DE2727272A1 (ru) |
| DK (1) | DK274377A (ru) |
| FR (1) | FR2355575A1 (ru) |
| GB (1) | GB1526565A (ru) |
| IE (1) | IE45000B1 (ru) |
| IT (1) | IT1081106B (ru) |
| LU (1) | LU77613A1 (ru) |
| NL (1) | NL7707067A (ru) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19752154B4 (de) * | 1997-11-25 | 2011-05-12 | Betriebsforschungsinstitut VDEh - Institut für angewandte Forschung GmbH | Sendesystem für Ultraschallwellen |
-
1976
- 1976-06-24 GB GB2625476A patent/GB1526565A/en not_active Expired
-
1977
- 1977-06-13 IE IE120277A patent/IE45000B1/en unknown
- 1977-06-16 DE DE19772727272 patent/DE2727272A1/de not_active Withdrawn
- 1977-06-16 BE BE178475A patent/BE855731A/xx not_active IP Right Cessation
- 1977-06-21 DK DK274377A patent/DK274377A/da not_active Application Discontinuation
- 1977-06-23 FR FR7719220A patent/FR2355575A1/fr active Granted
- 1977-06-24 IT IT2502477A patent/IT1081106B/it active
- 1977-06-24 NL NL7707067A patent/NL7707067A/xx not_active Application Discontinuation
- 1977-06-24 LU LU77613A patent/LU77613A1/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL7707067A (nl) | 1977-12-28 |
| LU77613A1 (ru) | 1977-10-03 |
| DK274377A (da) | 1977-12-25 |
| FR2355575A1 (fr) | 1978-01-20 |
| IE45000B1 (en) | 1982-06-02 |
| DE2727272A1 (de) | 1978-01-12 |
| BE855731A (fr) | 1977-10-17 |
| GB1526565A (en) | 1978-09-27 |
| IT1081106B (it) | 1985-05-16 |
| IE45000L (en) | 1977-12-24 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |