BE518559A - - Google Patents
Info
- Publication number
- BE518559A BE518559A BE518559DA BE518559A BE 518559 A BE518559 A BE 518559A BE 518559D A BE518559D A BE 518559DA BE 518559 A BE518559 A BE 518559A
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE313049X | 1952-03-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE518559A true BE518559A (xx) |
Family
ID=6138349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE518559D BE518559A (xx) | 1952-03-20 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2822494A (xx) |
| BE (1) | BE518559A (xx) |
| CH (1) | CH313049A (xx) |
| FR (1) | FR1073069A (xx) |
| GB (1) | GB747492A (xx) |
| IT (1) | IT500096A (xx) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2051189A (en) * | 1935-06-27 | 1936-08-18 | Rca Corp | Tuning indicator tube |
| US2243034A (en) * | 1937-06-03 | 1941-05-20 | Hygrade Sylvania Corp | Fluorescent indicating device |
| US2105818A (en) * | 1937-06-22 | 1938-01-18 | Rogers Radio Tubes Ltd | Voltage indicating electron discharge tube |
| US2321855A (en) * | 1940-01-17 | 1943-06-15 | Gen Motors Corp | Indicator |
| BE501567A (xx) * | 1940-07-23 |
-
0
- BE BE518559D patent/BE518559A/xx unknown
- IT IT500096D patent/IT500096A/it unknown
-
1952
- 1952-11-13 US US320166A patent/US2822494A/en not_active Expired - Lifetime
-
1953
- 1953-03-17 GB GB7338/53A patent/GB747492A/en not_active Expired
- 1953-03-18 CH CH313049D patent/CH313049A/de unknown
- 1953-03-18 FR FR1073069D patent/FR1073069A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| IT500096A (xx) | |
| FR1073069A (fr) | 1954-09-20 |
| GB747492A (en) | 1956-04-04 |
| CH313049A (de) | 1956-03-15 |
| US2822494A (en) | 1958-02-04 |