BE424409A - - Google Patents
Info
- Publication number
- BE424409A BE424409A BE424409DA BE424409A BE 424409 A BE424409 A BE 424409A BE 424409D A BE424409D A BE 424409DA BE 424409 A BE424409 A BE 424409A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/12—Electrically-operated arrangements for indicating correct tuning
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE203818X | 1936-11-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE424409A true BE424409A (da) |
Family
ID=5778561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE424409D BE424409A (da) | 1936-11-02 |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US2189050A (da) |
| AT (1) | AT157218B (da) |
| BE (1) | BE424409A (da) |
| CH (1) | CH203818A (da) |
| DK (1) | DK56624C (da) |
| FR (1) | FR828591A (da) |
| GB (1) | GB490272A (da) |
| NL (1) | NL54628C (da) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2571309A (en) * | 1946-02-26 | 1951-10-16 | Philco Corp | Tuning aid for frequency- modulation receivers |
-
0
- BE BE424409D patent/BE424409A/xx unknown
- NL NL54628D patent/NL54628C/xx active
-
1937
- 1937-10-15 US US169100A patent/US2189050A/en not_active Expired - Lifetime
- 1937-10-30 GB GB29722/37A patent/GB490272A/en not_active Expired
- 1937-11-01 CH CH203818D patent/CH203818A/de unknown
- 1937-11-01 DK DK56624D patent/DK56624C/da active
- 1937-11-02 FR FR828591D patent/FR828591A/fr not_active Expired
- 1937-11-02 AT AT157218D patent/AT157218B/de active
Also Published As
| Publication number | Publication date |
|---|---|
| NL54628C (da) | |
| GB490272A (en) | 1938-08-11 |
| FR828591A (fr) | 1938-05-20 |
| US2189050A (en) | 1940-02-06 |
| CH203818A (de) | 1939-03-31 |
| DK56624C (da) | 1939-09-04 |
| AT157218B (de) | 1939-10-10 |