BE475845A - - Google Patents
Info
- Publication number
- BE475845A BE475845A BE475845DA BE475845A BE 475845 A BE475845 A BE 475845A BE 475845D A BE475845D A BE 475845DA BE 475845 A BE475845 A BE 475845A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
- H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
- H01J31/14—Magic-eye or analogous tuning indicators
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- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US475221A US2341936A (en) | 1943-02-08 | 1943-02-08 | Voltage indicating circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE475845A true BE475845A (zh) |
Family
ID=23886701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE475845D BE475845A (zh) | 1943-02-08 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2341936A (zh) |
| BE (1) | BE475845A (zh) |
| FR (1) | FR947298A (zh) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE466839A (zh) * | 1944-07-15 | |||
| US2513786A (en) * | 1945-02-14 | 1950-07-04 | Rca Corp | Receiver system |
| US2675468A (en) * | 1948-11-24 | 1954-04-13 | Rca Corp | Interchannel noise suppressor circuits |
-
0
- BE BE475845D patent/BE475845A/xx unknown
-
1943
- 1943-02-08 US US475221A patent/US2341936A/en not_active Expired - Lifetime
-
1947
- 1947-05-29 FR FR947298D patent/FR947298A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2341936A (en) | 1944-02-15 |
| FR947298A (fr) | 1949-06-28 |