NL10974C - - Google Patents
Info
- Publication number
- NL10974C NL10974C NL14301A NL14301A NL10974C NL 10974 C NL10974 C NL 10974C NL 14301 A NL14301 A NL 14301A NL 14301 A NL14301 A NL 14301A NL 10974 C NL10974 C NL 10974C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J35/00—X-ray tubes
- H01J35/02—Details
- H01J35/04—Electrodes ; Mutual position thereof; Constructional adaptations therefor
- H01J35/06—Cathodes
- H01J35/064—Details of the emitter, e.g. material or structure
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEL49481D DE390479C (de) | 1919-12-12 | 1919-12-12 | Hochvakuumroehre, insbesondere Roentgenroehre, Ventilroehre, Senderoehre oder Verstaerkungsroehre |
US364215A US1559714A (en) | 1919-12-12 | 1920-03-08 | Art of releasing electrons in vacuum discharge devices |
Publications (1)
Publication Number | Publication Date |
---|---|
NL10974C true NL10974C (de) | 1924-07-15 |
Family
ID=25985901
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL14301A NL10974C (de) | 1919-12-12 | 1920-03-15 |
Country Status (7)
Country | Link |
---|---|
US (1) | US1559714A (de) |
AT (1) | AT93424B (de) |
DE (1) | DE390479C (de) |
DK (1) | DK29764C (de) |
FR (1) | FR525521A (de) |
GB (1) | GB155554A (de) |
NL (1) | NL10974C (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL53689C (de) * | 1933-10-07 | |||
DE755658C (de) * | 1934-06-22 | 1953-08-10 | Siemens & Halske A G | Vorrichtung zum Einbringen von Fuellstoff in Gas- oder Dampfentladungsapparate |
US2568325A (en) * | 1940-07-11 | 1951-09-18 | Westinghouse Electric Corp | Ultra high frequency generator |
US2429217A (en) * | 1942-05-07 | 1947-10-21 | Electronized Chem Corp | Device for treatment of matters with high-speed electrons |
US2493046A (en) * | 1942-08-03 | 1950-01-03 | Sperry Corp | High-frequency electroexpansive tuning apparatus |
US2475652A (en) * | 1942-08-03 | 1949-07-12 | Sperry Corp | High-frequency tube structure |
US2416318A (en) * | 1942-08-15 | 1947-02-25 | Standard Telephones Cables Ltd | Electron discharge device |
US2540142A (en) * | 1942-10-17 | 1951-02-06 | Sperry Corp | High-frequency tube structure and system |
US2429295A (en) * | 1943-03-13 | 1947-10-21 | Westinghouse Electric Corp | Tuning means for magnetrons |
US2438191A (en) * | 1943-06-19 | 1948-03-23 | Westinghouse Electric Corp | High-pressure modulator tube |
US2428610A (en) * | 1943-09-10 | 1947-10-07 | Gen Electric | Method and apparatus for manufacturing electric discharge devices |
US2575334A (en) * | 1944-03-14 | 1951-11-20 | Sperry Corp | High-frequency tuning apparatus |
GB595615A (en) * | 1945-02-27 | 1947-12-10 | Albert Horace Atherton | Improvements in or relating to apparatus for thermally-controlling the position of an element within an evacuated or gas tight envelope |
US2737590A (en) * | 1945-03-13 | 1956-03-06 | Edward J Lofgren | Ion source for a calutron |
US2523031A (en) * | 1945-06-30 | 1950-09-19 | Gen Electric | Tunable ultra high frequency tube with reflector electrode |
BE474423A (de) * | 1946-03-28 | |||
BE469098A (de) * | 1946-05-09 | |||
US2519463A (en) * | 1946-08-09 | 1950-08-22 | Bell Telephone Lab Incorproate | Mercury type relay |
CH265966A (fr) * | 1946-10-04 | 1949-12-31 | Csf | Tube à décharge électronique à disques scellés comprenant une cathode émissive de position axiale réglable. |
US2886736A (en) * | 1954-02-02 | 1959-05-12 | Research Corp | Current rectifier |
US2740915A (en) * | 1954-10-18 | 1956-04-03 | Jennings Radio Mfg Corp | Adjustable spark gap |
-
1919
- 1919-12-12 DE DEL49481D patent/DE390479C/de not_active Expired
-
1920
- 1920-03-08 US US364215A patent/US1559714A/en not_active Expired - Lifetime
- 1920-03-09 GB GB7176/20A patent/GB155554A/en not_active Expired
- 1920-03-12 AT AT93424D patent/AT93424B/de active
- 1920-03-15 NL NL14301A patent/NL10974C/xx active
- 1920-05-05 DK DK29764D patent/DK29764C/da active
- 1920-10-04 FR FR525521A patent/FR525521A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
AT93424B (de) | 1923-07-10 |
DK29764C (da) | 1922-06-19 |
DE390479C (de) | 1924-02-19 |
FR525521A (fr) | 1921-09-23 |
US1559714A (en) | 1925-11-03 |
GB155554A (en) | 1921-05-26 |