NL45201C - - Google Patents
Info
- Publication number
- NL45201C NL45201C NL45201DA NL45201C NL 45201 C NL45201 C NL 45201C NL 45201D A NL45201D A NL 45201DA NL 45201 C NL45201 C NL 45201C
- Authority
- NL
- Netherlands
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
- H01J29/62—Electrostatic lenses
- H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
- H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE208832X | 1933-06-10 | ||
| DE200633X | 1933-06-20 | ||
| DE140733X | 1933-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL45201C true NL45201C (en) |
Family
ID=27180663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL45201D NL45201C (en) | 1933-06-10 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2126286A (en) |
| BE (1) | BE403600A (en) |
| CH (1) | CH208832A (en) |
| FR (1) | FR774394A (en) |
| GB (2) | GB442427A (en) |
| NL (1) | NL45201C (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE745985C (en) * | 1941-03-27 | 1944-05-22 | Aeg | Braun tube for compass purposes |
| US2444710A (en) * | 1942-09-26 | 1948-07-06 | Rca Corp | Correction for spherical and chromatic aberrations in electron lens |
| US2418228A (en) * | 1943-10-08 | 1947-04-01 | Rca Corp | Electronic microanalyzer |
| US2417797A (en) * | 1944-04-27 | 1947-03-18 | Westinghouse Electric Corp | Mass spectrometer |
| US2450602A (en) * | 1944-08-17 | 1948-10-05 | Hartford Nat Bank & Trust Co | Thermionic discharge tube with electronic velocity filter |
| US2563490A (en) * | 1946-01-28 | 1951-08-07 | Cathode arrangement fob television | |
| BE481554A (en) * | 1947-06-26 | |||
| US2511143A (en) * | 1948-02-12 | 1950-06-13 | Zenith Radio Corp | Electron discharge device |
| US2653993A (en) * | 1948-04-29 | 1953-09-29 | Rca Corp | Simultaneous color television optical system |
| DE962919C (en) * | 1952-10-28 | 1957-05-02 | Telefunken Gmbh | Electron beam tube with electrostatic deflection system |
| US3286114A (en) * | 1963-09-16 | 1966-11-15 | Gen Electric | Variable magnification electron lens |
| US3873878A (en) * | 1970-07-31 | 1975-03-25 | Tektronix Inc | Electron gun with auxilliary anode nearer to grid than to normal anode |
| US4345182A (en) * | 1980-06-02 | 1982-08-17 | The Boeing Company | Electrode having spiral-shaped electrically conducting regions therein useful as an anode in electron beam discharge devices |
-
0
- BE BE403600D patent/BE403600A/xx unknown
- NL NL45201D patent/NL45201C/xx active
-
1934
- 1934-06-07 CH CH208832D patent/CH208832A/en unknown
- 1934-06-09 GB GB35402/35A patent/GB442427A/en not_active Expired
- 1934-06-09 FR FR774394D patent/FR774394A/en not_active Expired
- 1934-06-09 GB GB17112/34A patent/GB442511A/en not_active Expired
- 1934-06-11 US US730111A patent/US2126286A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| BE403600A (en) | |
| FR774394A (en) | 1934-12-05 |
| US2126286A (en) | 1938-08-09 |
| CH208832A (en) | 1940-02-29 |
| GB442427A (en) | 1936-02-07 |
| GB442511A (en) | 1936-02-10 |