IT967257B - Filtro elettromeccanico - Google Patents
Filtro elettromeccanicoInfo
- Publication number
- IT967257B IT967257B IT28947/72A IT2894772A IT967257B IT 967257 B IT967257 B IT 967257B IT 28947/72 A IT28947/72 A IT 28947/72A IT 2894772 A IT2894772 A IT 2894772A IT 967257 B IT967257 B IT 967257B
- Authority
- IT
- Italy
- Prior art keywords
- electromechanical filter
- electromechanical
- filter
- Prior art date
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
- H03H9/46—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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19712145742 DE2145742C3 (de) | 1971-09-13 | Elektromechanisches Filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IT967257B true IT967257B (it) | 1974-02-28 |
Family
ID=5819427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT28947/72A IT967257B (it) | 1971-09-13 | 1972-09-08 | Filtro elettromeccanico |
Country Status (10)
| Country | Link |
|---|---|
| JP (1) | JPS5147561B2 (de) |
| AT (1) | AT321370B (de) |
| AU (1) | AU465685B2 (de) |
| BE (1) | BE788773A (de) |
| FR (1) | FR2153931A5 (de) |
| GB (1) | GB1390120A (de) |
| IL (1) | IL40300A (de) |
| IT (1) | IT967257B (de) |
| NL (1) | NL153746B (de) |
| SE (1) | SE384432B (de) |
-
0
- BE BE788773D patent/BE788773A/xx unknown
-
1972
- 1972-09-01 GB GB4068172A patent/GB1390120A/en not_active Expired
- 1972-09-05 IL IL40300A patent/IL40300A/xx unknown
- 1972-09-07 AU AU46428/72A patent/AU465685B2/en not_active Expired
- 1972-09-08 IT IT28947/72A patent/IT967257B/it active
- 1972-09-08 FR FR7231854A patent/FR2153931A5/fr not_active Expired
- 1972-09-12 JP JP47091639A patent/JPS5147561B2/ja not_active Expired
- 1972-09-12 SE SE7211750A patent/SE384432B/xx unknown
- 1972-09-12 AT AT781072A patent/AT321370B/de not_active IP Right Cessation
- 1972-09-12 NL NL727212378A patent/NL153746B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5147561B2 (de) | 1976-12-15 |
| FR2153931A5 (de) | 1973-05-04 |
| IL40300A (en) | 1975-08-31 |
| DE2145742B2 (de) | 1975-06-12 |
| GB1390120A (en) | 1975-04-09 |
| JPS4838648A (de) | 1973-06-07 |
| AU4642872A (en) | 1974-03-14 |
| NL153746B (nl) | 1977-06-15 |
| AU465685B2 (en) | 1975-10-02 |
| IL40300A0 (en) | 1972-11-28 |
| DE2145742A1 (de) | 1973-03-22 |
| NL7212378A (de) | 1973-03-15 |
| SE384432B (sv) | 1976-05-03 |
| BE788773A (fr) | 1973-01-02 |
| AT321370B (de) | 1975-03-25 |
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