NL45279C - - Google Patents
Info
- Publication number
- NL45279C NL45279C NL45279DA NL45279C NL 45279 C NL45279 C NL 45279C NL 45279D A NL45279D A NL 45279DA NL 45279 C NL45279 C NL 45279C
- 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 |
|---|---|---|---|
| US463848XA | 1935-08-13 | 1935-08-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL45279C true NL45279C (ja�@�@) |
Family
ID=21943160
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL45279D NL45279C (ja�@�@) | 1935-08-13 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB463848A (ja�@�@) |
| NL (1) | NL45279C (ja�@�@) |
-
0
- NL NL45279D patent/NL45279C/xx active
-
1936
- 1936-07-24 GB GB20528/36A patent/GB463848A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB463848A (en) | 1937-04-07 |