NL243514A - - Google Patents
Info
- Publication number
- NL243514A NL243514A NL243514DA NL243514A NL 243514 A NL243514 A NL 243514A NL 243514D A NL243514D A NL 243514DA NL 243514 A NL243514 A NL 243514A
- Authority
- NL
- Netherlands
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
- H03H9/46—Filters
- H03H9/48—Coupling means therefor
- H03H9/50—Mechanical coupling means
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL243514 | 1959-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL243514A true NL243514A (US07534539-20090519-C00280.png) |
Family
ID=19751933
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL243514D NL243514A (US07534539-20090519-C00280.png) | 1959-09-18 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE1616675B1 (US07534539-20090519-C00280.png) |
| GB (1) | GB959394A (US07534539-20090519-C00280.png) |
| NL (1) | NL243514A (US07534539-20090519-C00280.png) |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE628177C (de) * | 1936-03-31 | Anna Gueldenzoph | Vorrichtung zum Toeten von Fischen | |
| US2501488A (en) * | 1946-07-19 | 1950-03-21 | Zenith Radio Corp | Magnetostrictively driven mechanical wave filter |
| US2578452A (en) * | 1949-05-14 | 1951-12-11 | Rca Corp | Mechanical filter |
| US2617882A (en) * | 1950-05-29 | 1952-11-11 | Rca Corp | Maximal flatness filter |
| US2762985A (en) * | 1952-09-20 | 1956-09-11 | Rca Corp | Mechanically resonant filter devices |
| US2800633A (en) * | 1953-06-25 | 1957-07-23 | Rca Corp | Termination of mechanical vibratory systems |
| US2810888A (en) * | 1954-08-03 | 1957-10-22 | Rca Corp | Electromechanical filter |
| US2753529A (en) * | 1955-07-28 | 1956-07-03 | Rca Corp | Electromechanical resonator |
-
0
- NL NL243514D patent/NL243514A/xx unknown
-
1960
- 1960-09-15 GB GB3180960A patent/GB959394A/en not_active Expired
- 1960-09-15 DE DE1960N0018913 patent/DE1616675B1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB959394A (en) | 1964-06-03 |
| DE1616675B1 (de) | 1970-06-25 |
