BE741016A - - Google Patents
Info
- Publication number
- BE741016A BE741016A BE741016DA BE741016A BE 741016 A BE741016 A BE 741016A BE 741016D A BE741016D A BE 741016DA BE 741016 A BE741016 A BE 741016A
- Authority
- BE
- Belgium
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
- H03H9/30—Time-delay networks
- H03H9/36—Time-delay networks with non-adjustable delay time
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR174566 | 1968-11-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE741016A true BE741016A (fr) | 1970-04-01 |
Family
ID=8657156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE741016D BE741016A (fr) | 1968-11-20 | 1969-10-30 |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT310810B (fr) |
| BE (1) | BE741016A (fr) |
| CH (1) | CH515656A (fr) |
| CS (1) | CS163746B2 (fr) |
| DE (1) | DE1955297C3 (fr) |
| ES (1) | ES373385A1 (fr) |
| FR (1) | FR1592434A (fr) |
| GB (1) | GB1219530A (fr) |
| NL (1) | NL6917342A (fr) |
| SE (1) | SE355274B (fr) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS4874949A (fr) * | 1971-12-31 | 1973-10-09 | ||
| JPS4932538U (fr) * | 1972-06-22 | 1974-03-22 | ||
| JPS4940340U (fr) * | 1972-07-17 | 1974-04-09 | ||
| SU590660A1 (ru) * | 1975-07-28 | 1978-01-30 | Всесоюзный Научно-Исследовательский Институт По Разработке Неразрушающих Методов И Средств Контроля Качества Материалов | Электромагнитно-акустический преобразователь |
-
1968
- 1968-11-20 FR FR1592434D patent/FR1592434A/fr not_active Expired
-
1969
- 1969-10-30 BE BE741016D patent/BE741016A/xx unknown
- 1969-11-04 DE DE19691955297 patent/DE1955297C3/de not_active Expired
- 1969-11-10 ES ES373385A patent/ES373385A1/es not_active Expired
- 1969-11-10 CH CH1666469A patent/CH515656A/fr not_active IP Right Cessation
- 1969-11-12 AT AT1062569A patent/AT310810B/de not_active IP Right Cessation
- 1969-11-17 GB GB5623269A patent/GB1219530A/en not_active Expired
- 1969-11-18 NL NL6917342A patent/NL6917342A/xx not_active Application Discontinuation
- 1969-11-19 SE SE1590869A patent/SE355274B/xx unknown
- 1969-11-20 CS CS766069A patent/CS163746B2/cs unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH515656A (fr) | 1971-11-15 |
| SE355274B (fr) | 1973-04-09 |
| NL6917342A (fr) | 1970-05-22 |
| CS163746B2 (fr) | 1975-11-07 |
| ES373385A1 (es) | 1972-01-16 |
| DE1955297B2 (de) | 1978-02-23 |
| FR1592434A (fr) | 1970-05-11 |
| DE1955297C3 (de) | 1978-10-12 |
| GB1219530A (en) | 1971-01-20 |
| DE1955297A1 (de) | 1970-06-18 |
| AT310810B (de) | 1973-10-25 |