NL65805C - - Google Patents
Info
- Publication number
- NL65805C NL65805C NL65805DA NL65805C NL 65805 C NL65805 C NL 65805C NL 65805D A NL65805D A NL 65805DA NL 65805 C NL65805 C NL 65805C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/073—Main electrodes for high-pressure discharge lamps
- H01J61/0732—Main electrodes for high-pressure discharge lamps characterised by the construction of the electrode
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US215578A US2241345A (en) | 1938-06-24 | 1938-06-24 | Electron emissive cathode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL65805C true NL65805C (https=) |
Family
ID=22803529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL65805D NL65805C (https=) | 1938-06-24 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2241345A (https=) |
| FR (1) | FR856372A (https=) |
| GB (1) | GB530176A (https=) |
| NL (1) | NL65805C (https=) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2477279A (en) * | 1946-09-11 | 1949-07-26 | Hanovia Chemical & Mfg Co | Electrical discharge device |
| BE488975A (https=) * | 1948-05-14 | |||
| BE502063A (https=) * | 1950-03-22 | |||
| US2731581A (en) * | 1950-12-18 | 1956-01-17 | Krefft Hermann Eduard | Electrode for gaseous discharge lamps |
| US2682007A (en) * | 1951-01-11 | 1954-06-22 | Hanovia Chemical & Mfg Co | Compact type electrical discharge device |
| US2667592A (en) * | 1951-01-11 | 1954-01-26 | Hanovia Chemical & Mfg Co | Electrode for compact type electrical discharge devices |
-
0
- NL NL65805D patent/NL65805C/xx active
-
1938
- 1938-06-24 US US215578A patent/US2241345A/en not_active Expired - Lifetime
-
1939
- 1939-06-15 FR FR856372D patent/FR856372A/fr not_active Expired
- 1939-06-20 GB GB17928/39A patent/GB530176A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR856372A (fr) | 1940-06-12 |
| GB530176A (en) | 1940-12-06 |
| US2241345A (en) | 1941-05-06 |