BE492734A - - Google Patents
Info
- Publication number
- BE492734A BE492734A BE492734DA BE492734A BE 492734 A BE492734 A BE 492734A BE 492734D A BE492734D A BE 492734DA BE 492734 A BE492734 A BE 492734A
- 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 devices; 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)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB283219X | 1948-12-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE492734A true BE492734A (sk) |
Family
ID=10273824
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE492734D BE492734A (sk) | 1948-12-14 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE492734A (sk) |
| CH (1) | CH283219A (sk) |
| GB (1) | GB655994A (sk) |
-
0
- BE BE492734D patent/BE492734A/xx unknown
-
1948
- 1948-12-14 GB GB32349/48A patent/GB655994A/en not_active Expired
-
1949
- 1949-12-13 CH CH283219D patent/CH283219A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB655994A (en) | 1951-08-08 |
| CH283219A (de) | 1952-05-31 |