BE494826A - - Google Patents
Info
- Publication number
- BE494826A BE494826A BE494826DA BE494826A BE 494826 A BE494826 A BE 494826A BE 494826D A BE494826D A BE 494826DA BE 494826 A BE494826 A BE 494826A
- 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
- H03H9/02—Details
- H03H9/02007—Details of bulk acoustic wave devices
- H03H9/02015—Characteristics of piezoelectric layers, e.g. cutting angles
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB288571X | 1949-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE494826A true BE494826A (en, 2012) |
Family
ID=10282276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE494826D BE494826A (en, 2012) | 1949-03-30 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE494826A (en, 2012) |
| CH (1) | CH288571A (en, 2012) |
| FR (1) | FR1018829A (en, 2012) |
| GB (1) | GB677898A (en, 2012) |
-
0
- BE BE494826D patent/BE494826A/xx unknown
-
1949
- 1949-03-30 GB GB8669/49A patent/GB677898A/en not_active Expired
-
1950
- 1950-03-28 FR FR1018829D patent/FR1018829A/fr not_active Expired
- 1950-03-30 CH CH288571D patent/CH288571A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH288571A (de) | 1953-01-31 |
| FR1018829A (fr) | 1953-01-13 |
| GB677898A (en) | 1952-08-27 |