BE466839A - - Google Patents
Info
- Publication number
- BE466839A BE466839A BE466839DA BE466839A BE 466839 A BE466839 A BE 466839A BE 466839D A BE466839D A BE 466839DA BE 466839 A BE466839 A BE 466839A
- 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
- H03J3/14—Visual indication, e.g. magic eye
-
- 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 |
|---|---|---|---|
| NL250543X | 1944-07-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE466839A true BE466839A (zh) |
Family
ID=19781083
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE466839D BE466839A (zh) | 1944-07-15 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2530847A (zh) |
| BE (1) | BE466839A (zh) |
| CH (1) | CH250543A (zh) |
| DE (1) | DE806557C (zh) |
| FR (1) | FR937993A (zh) |
| GB (1) | GB629322A (zh) |
| NL (2) | NL66622C (zh) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2194516A (en) * | 1938-04-12 | 1940-03-26 | Rca Corp | Visual signal carrier indicator |
| US2214574A (en) * | 1938-06-15 | 1940-09-10 | Telefunken Gmbh | Frequency discriminator network |
| DE698645C (de) * | 1938-07-26 | 1940-11-14 | Radiowerk Horny Akt Ges | Schaltung eines Elektronenstrahlindikators |
| US2241145A (en) * | 1938-12-24 | 1941-05-06 | Stromberg Carlson Telephone | Signaling system |
| US2286413A (en) * | 1941-04-25 | 1942-06-16 | Rca Corp | Frequency modulation receiver tuning indicator circuits |
| BE475845A (zh) * | 1943-02-08 | |||
| US2379765A (en) * | 1943-05-13 | 1945-07-03 | Rca Corp | Angle modulated wave resonance indicator |
-
0
- NL NL118030D patent/NL118030B/xx unknown
- BE BE466839D patent/BE466839A/xx unknown
- NL NL66622D patent/NL66622C/xx active
-
1946
- 1946-07-19 CH CH250543D patent/CH250543A/de unknown
- 1946-09-24 FR FR937993D patent/FR937993A/fr not_active Expired
-
1947
- 1947-02-12 US US728060A patent/US2530847A/en not_active Expired - Lifetime
- 1947-03-25 GB GB8097/47A patent/GB629322A/en not_active Expired
-
1948
- 1948-10-23 DE DEP19313A patent/DE806557C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2530847A (en) | 1950-11-21 |
| NL118030B (zh) | |
| CH250543A (de) | 1947-08-31 |
| NL66622C (zh) | |
| DE806557C (de) | 1951-06-14 |
| FR937993A (fr) | 1948-09-01 |
| GB629322A (en) | 1949-09-16 |