BE650448A - - Google Patents
Info
- Publication number
- BE650448A BE650448A BE650448DA BE650448A BE 650448 A BE650448 A BE 650448A BE 650448D A BE650448D A BE 650448DA BE 650448 A BE650448 A BE 650448A
- 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 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)
- Transducers For Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US304877A US3278867A (en) | 1963-08-27 | 1963-08-27 | Compact ultrasonic strip delay line having sharp bend in delay medium |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE650448A true BE650448A (xx) | 1964-11-03 |
Family
ID=23178371
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE650448D BE650448A (xx) | 1963-08-27 | 1964-07-10 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3278867A (xx) |
| BE (1) | BE650448A (xx) |
| DE (1) | DE1261967B (xx) |
| GB (1) | GB1065976A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8422282D0 (en) * | 1984-09-04 | 1984-10-10 | Atomic Energy Authority Uk | Lamb wave guide |
| GB2224860A (en) * | 1988-11-14 | 1990-05-16 | Esselte Letraset Ltd | Production of coloured images |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA540145A (en) * | 1957-04-30 | I. Westaway George | Safety helmet | |
| US2994829A (en) * | 1950-11-01 | 1961-08-01 | Bell Telephone Labor Inc | Delay system |
| USB283721I5 (xx) * | 1952-02-22 | |||
| US2853145A (en) * | 1953-09-09 | 1958-09-23 | Baldwin Piano Co | Reverberation loud-speaker assembly |
| US3041556A (en) * | 1959-07-01 | 1962-06-26 | Bell Telephone Labor Inc | Ultrasonic strip delay line |
-
1963
- 1963-08-27 US US304877A patent/US3278867A/en not_active Expired - Lifetime
-
1964
- 1964-06-27 DE DEW37062A patent/DE1261967B/de active Pending
- 1964-07-10 BE BE650448D patent/BE650448A/xx unknown
- 1964-08-25 GB GB34666/64A patent/GB1065976A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3278867A (en) | 1966-10-11 |
| GB1065976A (en) | 1967-04-19 |
| DE1261967B (de) | 1968-02-29 |