NL33775C - - Google Patents
Info
- Publication number
- NL33775C NL33775C NL33775DA NL33775C NL 33775 C NL33775 C NL 33775C NL 33775D A NL33775D A NL 33775DA NL 33775 C NL33775 C NL 33775C
- 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
- H01J61/54—Igniting arrangements, e.g. promoting ionisation for starting
- H01J61/545—Igniting arrangements, e.g. promoting ionisation for starting using an auxiliary electrode inside the vessel
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE562042T | 1930-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL33775C true NL33775C (fi) |
Family
ID=34559070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL33775D NL33775C (fi) | 1930-07-27 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US1971940A (fi) |
| DE (1) | DE562042C (fi) |
| FR (1) | FR720605A (fi) |
| GB (1) | GB367271A (fi) |
| NL (1) | NL33775C (fi) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2659037A (en) * | 1941-07-28 | 1953-11-10 | Claude Andre | Device for the ignition and the operation of a gas filled electric discharge apparatus |
| US2497512A (en) * | 1942-09-17 | 1950-02-14 | Gen Electric | Electric gas-discharge tube |
| US2496374A (en) * | 1943-11-24 | 1950-02-07 | Boucher And Keiser Company | Tubular electric lamp |
| US2530990A (en) * | 1945-04-21 | 1950-11-21 | Gen Electric | Electric discharge device |
| US2482277A (en) * | 1947-01-17 | 1949-09-20 | Carlos L Jauss | Electric arc discharge circuits for illuminating devices |
| US2765975A (en) * | 1952-11-29 | 1956-10-09 | Rca Corp | Ionic wind generating duct |
| US3413510A (en) * | 1966-01-24 | 1968-11-26 | Nasa Usa | Electronic cathode having a brush-like structure and a relatively thick oxide emissive coating |
-
0
- NL NL33775D patent/NL33775C/xx active
-
1930
- 1930-07-27 DE DE1930562042D patent/DE562042C/de not_active Expired
-
1931
- 1931-06-09 GB GB16775/31A patent/GB367271A/en not_active Expired
- 1931-07-07 US US549271A patent/US1971940A/en not_active Expired - Lifetime
- 1931-07-25 FR FR720605D patent/FR720605A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US1971940A (en) | 1934-08-28 |
| DE562042C (de) | 1932-10-21 |
| FR720605A (fr) | 1932-02-22 |
| GB367271A (en) | 1932-02-18 |