NL243515A - - Google Patents
Info
- Publication number
- NL243515A NL243515A NL243515DA NL243515A NL 243515 A NL243515 A NL 243515A NL 243515D A NL243515D A NL 243515DA NL 243515 A NL243515 A NL 243515A
- 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 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 |
|---|---|---|---|
| NL243515 | 1959-09-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL243515A true NL243515A (https=) |
Family
ID=19751934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL243515D NL243515A (https=) | 1959-09-18 |
Country Status (6)
| Country | Link |
|---|---|
| CH (1) | CH392719A (https=) |
| DE (1) | DE1219139B (https=) |
| FR (1) | FR1270845A (https=) |
| GB (1) | GB959393A (https=) |
| NL (1) | NL243515A (https=) |
| SE (1) | SE220389C1 (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2453122A1 (de) * | 1974-11-08 | 1976-05-20 | Siemens Ag | Filter fuer elektrische schwingungen |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR1113648A (fr) * | 1954-11-22 | 1956-04-03 | Collins Radio Co | Dispositif pour modifier la forme de la courbe de réponse d'un filtre électromécanique |
-
0
- NL NL243515D patent/NL243515A/xx unknown
-
1960
- 1960-09-15 DE DEN18914A patent/DE1219139B/de active Pending
- 1960-09-15 CH CH1045760A patent/CH392719A/de unknown
- 1960-09-15 SE SE880360A patent/SE220389C1/sv unknown
- 1960-09-15 GB GB31810/60A patent/GB959393A/en not_active Expired
- 1960-09-16 FR FR838771A patent/FR1270845A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE220389C1 (https=) | 1968-05-07 |
| FR1270845A (fr) | 1961-09-01 |
| DE1219139B (de) | 1966-06-16 |
| CH392719A (de) | 1965-05-31 |
| GB959393A (en) | 1964-06-03 |