NL207688A - - Google Patents
Info
- Publication number
- NL207688A NL207688A NL207688DA NL207688A NL 207688 A NL207688 A NL 207688A NL 207688D A NL207688D A NL 207688DA NL 207688 A NL207688 A NL 207688A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
- H01J23/083—Electrostatic focusing arrangements
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US514423A US2857548A (en) | 1955-06-10 | 1955-06-10 | Electron beam system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL207688A true NL207688A (de) |
Family
ID=24047061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL207688D NL207688A (de) | 1955-06-10 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2857548A (de) |
| BE (1) | BE547097A (de) |
| CH (1) | CH341576A (de) |
| DE (1) | DE1123775B (de) |
| FR (1) | FR1153973A (de) |
| GB (1) | GB806756A (de) |
| NL (1) | NL207688A (de) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2951964A (en) * | 1955-09-13 | 1960-09-06 | Bell Telephone Labor Inc | Electron beam systems |
| US3032676A (en) * | 1957-02-19 | 1962-05-01 | Raytheon Co | Traveling wave tubes |
| US2953707A (en) * | 1957-03-29 | 1960-09-20 | Bell Telephone Labor Inc | Electron beam focusing system |
| US3005128A (en) * | 1957-10-18 | 1961-10-17 | Edgerton Germeshausen And Grie | Electron-beam deflection system |
| US3090885A (en) * | 1957-11-25 | 1963-05-21 | Siemens Ag | Electronic high frequency dual electron beam return wave tube with cycloid beam |
| NL104824C (de) * | 1958-01-01 | |||
| US2941114A (en) * | 1958-01-09 | 1960-06-14 | Bell Telephone Labor Inc | Slalom focusing structures |
| NL101405C (de) * | 1958-04-24 | |||
| GB894210A (en) * | 1959-06-05 | 1962-04-18 | Mi O Valve Co Ltd | Improvements in or relating to electrostatic electron beam focussing devices |
| US3102211A (en) * | 1959-08-19 | 1963-08-27 | Varian Associates | Adiabatic beam condenser method and apparatus |
| FR1284006A (fr) * | 1960-12-30 | 1962-02-09 | Csf | Perfectionnements aux lignes à retard en échelle |
| DE1491461A1 (de) * | 1965-07-15 | 1969-05-14 | Siemens Ag | System zur Erzeugung eines Elektronenflachstrahls fuer eine Lauffeldroehre mit rein elektrostatischer Fokussierung |
| FR2401508A1 (fr) * | 1977-06-27 | 1979-03-23 | Commissariat Energie Atomique | Injecteur d'electrons pour generateur hyperfrequence |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB515068A (en) * | 1938-05-23 | 1939-11-24 | Marconi Wireless Telegraph Co | Improvements in or relating to high frequency oscillators |
| US2414121A (en) * | 1941-01-17 | 1947-01-14 | Bell Telephone Labor Inc | Electron device of the magnetron type |
| US2687491A (en) * | 1946-05-15 | 1954-08-24 | George H Lee | Ultrahigh-frequency vacuum tube |
| NL147550B (nl) * | 1948-07-20 | Danfoss As | Thermostatische eenheid met een het huis coaxiaal omvattende draaibare instelknop. |
-
0
- BE BE547097D patent/BE547097A/xx unknown
- NL NL207688D patent/NL207688A/xx unknown
-
1955
- 1955-06-10 US US514423A patent/US2857548A/en not_active Expired - Lifetime
-
1956
- 1956-04-25 DE DEW18924A patent/DE1123775B/de active Pending
- 1956-06-02 CH CH341576D patent/CH341576A/fr unknown
- 1956-06-08 FR FR1153973D patent/FR1153973A/fr not_active Expired
- 1956-06-08 GB GB17786/56A patent/GB806756A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2857548A (en) | 1958-10-21 |
| DE1123775B (de) | 1962-02-15 |
| BE547097A (de) | |
| GB806756A (en) | 1958-12-31 |
| CH341576A (fr) | 1959-10-15 |
| FR1153973A (fr) | 1958-03-31 |