FR851959A - Braun tube - Google Patents
Braun tubeInfo
- Publication number
- FR851959A FR851959A FR851959DA FR851959A FR 851959 A FR851959 A FR 851959A FR 851959D A FR851959D A FR 851959DA FR 851959 A FR851959 A FR 851959A
- Authority
- FR
- France
- Prior art keywords
- braun tube
- braun
- tube
- Prior art date
- 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
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/60—Mirrors
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE208840X | 1938-04-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR851959A true FR851959A (en) | 1940-01-19 |
Family
ID=5794459
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR851959D Expired FR851959A (en) | 1938-04-04 | 1939-03-21 | Braun tube |
Country Status (4)
Country | Link |
---|---|
US (1) | US2332876A (en) |
BE (1) | BE433386A (en) |
CH (1) | CH208840A (en) |
FR (1) | FR851959A (en) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE442468A (en) * | 1940-08-15 | |||
US2506659A (en) * | 1941-04-11 | 1950-05-09 | Csf | Electron discharge tube |
CH265327A (en) * | 1946-10-14 | 1949-11-30 | Csf | Electron microscope comprising a projection mirror. |
BE481554A (en) * | 1947-06-26 | |||
US2538714A (en) * | 1948-04-14 | 1951-01-16 | Hartford Nat Bank & Trust Co | Electric discharge tube |
US2653993A (en) * | 1948-04-29 | 1953-09-29 | Rca Corp | Simultaneous color television optical system |
US2762916A (en) * | 1950-07-13 | 1956-09-11 | Hartford Nat Bank & Trust Co | Device comprising an electric discharge tube having a concentrated electron beam |
US2926274A (en) * | 1955-06-20 | 1960-02-23 | Nat Res Dev | Electron lenses |
US2997621A (en) * | 1956-04-04 | 1961-08-22 | Motorola Inc | Image display device |
BE559755A (en) * | 1956-08-01 | |||
US2842711A (en) * | 1957-04-19 | 1958-07-08 | Du Mont Allen B Lab Inc | Television tube |
US3023342A (en) * | 1958-07-18 | 1962-02-27 | Gen Atronics Corp | Beam modulating devices and method |
US4739218A (en) * | 1985-04-18 | 1988-04-19 | Schwartz Samuel A | Short cathode ray tube |
JPS6269445A (en) * | 1985-09-20 | 1987-03-30 | Hitachi Ltd | Cathode-ray tube |
US6617779B1 (en) | 2001-10-04 | 2003-09-09 | Samuel A. Schwartz | Multi-bend cathode ray tube |
-
1939
- 1939-03-14 US US261726A patent/US2332876A/en not_active Expired - Lifetime
- 1939-03-17 CH CH208840D patent/CH208840A/en unknown
- 1939-03-21 FR FR851959D patent/FR851959A/en not_active Expired
- 1939-03-22 BE BE433386D patent/BE433386A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
CH208840A (en) | 1940-02-29 |
US2332876A (en) | 1943-10-26 |
BE433386A (en) | 1939-04-29 |
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