NL68025C - - Google Patents
Info
- Publication number
- NL68025C NL68025C NL68025DA NL68025C NL 68025 C NL68025 C NL 68025C NL 68025D A NL68025D A NL 68025DA NL 68025 C NL68025 C NL 68025C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/50—Thermionic-cathode tubes
- H01J17/52—Thermionic-cathode tubes with one cathode and one anode
- H01J17/54—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes
- H01J17/56—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes for preventing and then permitting ignition, but thereafter having no control
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US503598A US2381632A (en) | 1943-09-24 | 1943-09-24 | Electron discharge device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL68025C true NL68025C (fr) |
Family
ID=24002757
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL68025D NL68025C (fr) | 1943-09-24 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2381632A (fr) |
| FR (1) | FR946964A (fr) |
| GB (1) | GB592266A (fr) |
| NL (1) | NL68025C (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2508992A (en) * | 1948-04-19 | 1950-05-23 | Gen Electric | Electrode assembly for electric discharge devices |
| US2822498A (en) * | 1954-04-19 | 1958-02-04 | Sylvania Electric Prod | Tube construction for automatic production |
| US2814752A (en) * | 1954-04-19 | 1957-11-26 | Sylvania Electric Prod | Planar electron tubes |
| US5550430A (en) * | 1994-05-16 | 1996-08-27 | Litton Systems, Inc. | Gas discharge closing switch with unitary ceramic housing |
| US5994850A (en) * | 1995-09-08 | 1999-11-30 | Eev Limited | Switching arrangements wherein a cylindrical trigger electrode is arranged around a gap between an anode and cathode for establishing a discharge therebetween |
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0
- NL NL68025D patent/NL68025C/xx active
-
1943
- 1943-09-24 US US503598A patent/US2381632A/en not_active Expired - Lifetime
-
1944
- 1944-08-02 GB GB14779/44A patent/GB592266A/en not_active Expired
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1947
- 1947-05-20 FR FR946964D patent/FR946964A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR946964A (fr) | 1949-06-20 |
| US2381632A (en) | 1945-08-07 |
| GB592266A (en) | 1947-09-12 |