FR2104888A1 - - Google Patents
Info
- Publication number
- FR2104888A1 FR2104888A1 FR7131220A FR7131220A FR2104888A1 FR 2104888 A1 FR2104888 A1 FR 2104888A1 FR 7131220 A FR7131220 A FR 7131220A FR 7131220 A FR7131220 A FR 7131220A FR 2104888 A1 FR2104888 A1 FR 2104888A1
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; 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)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19702042865 DE2042865B2 (de) | 1970-08-28 | 1970-08-28 | Ultraschallverzoegerungsleitung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2104888A1 true FR2104888A1 (enExample) | 1972-04-21 |
| FR2104888B1 FR2104888B1 (enExample) | 1976-09-03 |
Family
ID=5781028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7131220A Expired FR2104888B1 (enExample) | 1970-08-28 | 1971-08-27 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3735292A (enExample) |
| AU (1) | AU452627B2 (enExample) |
| BE (1) | BE771655A (enExample) |
| DE (1) | DE2042865B2 (enExample) |
| FR (1) | FR2104888B1 (enExample) |
| GB (1) | GB1355199A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2596593A1 (fr) * | 1986-03-25 | 1987-10-02 | Thomson Csf | Procede de suppression des echos parasites dans les lignes a retard electroacoustiques a ondes de volume, et ligne a retard mettant en oeuvre ce procede |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2839731A (en) * | 1953-01-14 | 1958-06-17 | Bell Telephone Labor Inc | Multi-facet ultrasonic delay line |
| US3071741A (en) * | 1960-10-31 | 1963-01-01 | Joseph B Braucr | Microwave acoustic delay line |
| US3522557A (en) * | 1963-07-19 | 1970-08-04 | Bell Telephone Labor Inc | Acoustic delay line |
| US3568104A (en) * | 1968-12-20 | 1971-03-02 | Gen Electric | Sonic delay line device |
-
1970
- 1970-08-28 DE DE19702042865 patent/DE2042865B2/de not_active Withdrawn
-
1971
- 1971-08-02 GB GB3621371A patent/GB1355199A/en not_active Expired
- 1971-08-16 AU AU32369/71A patent/AU452627B2/en not_active Expired
- 1971-08-23 BE BE771655A patent/BE771655A/xx unknown
- 1971-08-26 US US00175203A patent/US3735292A/en not_active Expired - Lifetime
- 1971-08-27 FR FR7131220A patent/FR2104888B1/fr not_active Expired
Non-Patent Citations (1)
| Title |
|---|
| NEANT * |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2042865B2 (de) | 1972-03-09 |
| GB1355199A (en) | 1974-06-05 |
| AU3236971A (en) | 1973-02-22 |
| FR2104888B1 (enExample) | 1976-09-03 |
| AU452627B2 (en) | 1974-09-12 |
| BE771655A (fr) | 1971-12-31 |
| DE2042865A1 (enExample) | 1972-03-09 |
| US3735292A (en) | 1973-05-22 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |