FR706362A - - Google Patents
Info
- Publication number
- FR706362A FR706362A FR706362DA FR706362A FR 706362 A FR706362 A FR 706362A FR 706362D A FR706362D A FR 706362DA FR 706362 A FR706362 A FR 706362A
- Authority
- FR
- France
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
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
- H01J31/26—Image pick-up tubes having an input of visible light and electric output
- H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
- H01J31/40—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen having grid-like image screen through which the electron ray passes and by which the ray is influenced before striking the output electrode, i.e. having "triode action"
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US409957A US1814805A (en) | 1929-11-26 | 1929-11-26 | Cathode ray device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR706362A true FR706362A (fr) | 1931-06-23 |
Family
ID=23622640
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR706362D Expired FR706362A (fr) | 1929-11-26 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1814805A (fr) |
| BE (1) | BE375269A (fr) |
| FR (1) | FR706362A (fr) |
| GB (1) | GB363103A (fr) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2415349A (en) * | 1940-09-05 | 1947-02-04 | Harries John Henry Owen | Electron discharge tube for ultra high frequencies |
| US2445441A (en) * | 1945-12-28 | 1948-07-20 | Rca Corp | Rectifier |
| US2513743A (en) * | 1947-01-15 | 1950-07-04 | Rca Corp | Electron storage device with grid control action |
| US2607900A (en) * | 1949-11-03 | 1952-08-19 | Tung Sol Lamp Works Inc | Cathode-ray tube |
| US2602145A (en) * | 1950-08-25 | 1952-07-01 | Rca Corp | Control grille assembly for colorkinescopes, etc. |
| US2603761A (en) * | 1951-05-02 | 1952-07-15 | Walter E Angell | Cathode-ray tube |
| US2798185A (en) * | 1954-03-09 | 1957-07-02 | Hughes Aircraft Co | Direct-viewing storage tube |
-
0
- BE BE375269D patent/BE375269A/xx unknown
- FR FR706362D patent/FR706362A/fr not_active Expired
-
1929
- 1929-11-26 US US409957A patent/US1814805A/en not_active Expired - Lifetime
-
1930
- 1930-11-25 GB GB35477/30A patent/GB363103A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE375269A (fr) | |
| US1814805A (en) | 1931-07-14 |
| GB363103A (en) | 1931-12-17 |