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 |