BE423943A - - Google Patents
Info
- Publication number
- BE423943A BE423943A BE423943DA BE423943A BE 423943 A BE423943 A BE 423943A BE 423943D A BE423943D A BE 423943DA BE 423943 A BE423943 A BE 423943A
- 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 |
|---|---|---|---|
| DE221468X | 1936-10-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE423943A true BE423943A (xx) |
Family
ID=5840175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE423943D BE423943A (xx) | 1936-10-08 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE423943A (xx) |
| CH (1) | CH221468A (xx) |
| FR (1) | FR827490A (xx) |
| GB (1) | GB509237A (xx) |
| NL (1) | NL53848C (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE749825C (de) * | 1937-09-30 | 1944-12-06 | Rca Corp | Spannungsanzeigeroehre, insbesondere Abstimmanzeigeroehre |
-
0
- NL NL53848D patent/NL53848C/xx active
- BE BE423943D patent/BE423943A/xx unknown
-
1937
- 1937-09-29 CH CH221468D patent/CH221468A/de unknown
- 1937-10-05 FR FR827490D patent/FR827490A/fr not_active Expired
- 1937-10-08 GB GB27440/37A patent/GB509237A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH221468A (de) | 1942-05-31 |
| GB509237A (en) | 1939-07-10 |
| FR827490A (fr) | 1938-04-27 |
| NL53848C (xx) |