BE487170A - - Google Patents
Info
- Publication number
- BE487170A BE487170A BE487170DA BE487170A BE 487170 A BE487170 A BE 487170A BE 487170D A BE487170D A BE 487170DA BE 487170 A BE487170 A BE 487170A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H57/00—Electrostrictive relays; Piezoelectric relays
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH979805X | 1948-02-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE487170A true BE487170A (en:Method) |
Family
ID=4551294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE487170D BE487170A (en:Method) | 1948-02-04 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE487170A (en:Method) |
| CH (1) | CH261495A (en:Method) |
| FR (1) | FR979805A (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3570320D1 (en) * | 1984-07-24 | 1989-06-22 | Siemens Ag | Piezoelectric relay |
| DE3570318D1 (en) * | 1984-07-24 | 1989-06-22 | Siemens Ag | Piezoelectric relay |
-
0
- BE BE487170D patent/BE487170A/xx unknown
-
1948
- 1948-02-04 CH CH261495D patent/CH261495A/de unknown
-
1949
- 1949-01-31 FR FR979805D patent/FR979805A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH261495A (de) | 1949-05-15 |
| FR979805A (fr) | 1951-05-04 |