BE495955A - - Google Patents
Info
- Publication number
- BE495955A BE495955A BE495955DA BE495955A BE 495955 A BE495955 A BE 495955A BE 495955D A BE495955D A BE 495955DA BE 495955 A BE495955 A BE 495955A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/01—Manufacture or treatment
- H10N30/04—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning
- H10N30/045—Treatments to modify a piezoelectric or electrostrictive property, e.g. polarisation characteristics, vibration characteristics or mode tuning by polarising
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Compositions Of Oxide Ceramics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US282863XA | 1949-05-27 | 1949-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE495955A true BE495955A (zh) |
Family
ID=21842604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE495955D BE495955A (zh) | 1949-05-27 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE495955A (zh) |
| CH (1) | CH282863A (zh) |
| DE (1) | DE824699C (zh) |
| FR (1) | FR1018581A (zh) |
-
0
- BE BE495955D patent/BE495955A/xx unknown
-
1950
- 1950-05-24 DE DEN914A patent/DE824699C/de not_active Expired
- 1950-05-25 FR FR1018581D patent/FR1018581A/fr not_active Expired
- 1950-05-25 CH CH282863D patent/CH282863A/de unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH282863A (de) | 1952-05-15 |
| FR1018581A (fr) | 1953-01-09 |
| DE824699C (de) | 1951-12-13 |