BE522413A - - Google Patents
Info
- Publication number
- BE522413A BE522413A BE522413DA BE522413A BE 522413 A BE522413 A BE 522413A BE 522413D A BE522413D A BE 522413DA BE 522413 A BE522413 A BE 522413A
- Authority
- BE
- Belgium
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
- H01J61/12—Selection of substances for gas fillings; Specified operating pressure or temperature
- H01J61/18—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent
- H01J61/20—Selection of substances for gas fillings; Specified operating pressure or temperature having a metallic vapour as the principal constituent mercury vapour
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/82—Lamps with high-pressure unconstricted discharge having a cold pressure > 400 Torr
- H01J61/822—High-pressure mercury lamps
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US307082A US2761086A (en) | 1952-08-29 | 1952-08-29 | Electric discharge lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE522413A true BE522413A (cs) |
Family
ID=23188167
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE522413D BE522413A (cs) | 1952-08-29 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2761086A (cs) |
| BE (1) | BE522413A (cs) |
| DE (1) | DE939393C (cs) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2935637A (en) * | 1957-03-05 | 1960-05-03 | Thomas M Cortese | Fluorescent lamp |
| DE1065530B (cs) * | 1957-09-17 | |||
| JPS6037645A (ja) * | 1983-08-10 | 1985-02-27 | Toshiba Corp | 金属蒸気放電灯 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1826382A (en) * | 1925-01-22 | 1931-10-06 | Claude Neon Lights Inc | Vacuum discharge tube |
| US1792347A (en) * | 1925-02-09 | 1931-02-10 | Philips Nv | Producing light of different colors |
| US2247176A (en) * | 1931-05-13 | 1941-06-24 | Gen Electric | Gaseous electric discharge device |
| US2363531A (en) * | 1941-11-27 | 1944-11-28 | Gen Electric | Electric discharge device and electrode therefor |
| US2353668A (en) * | 1942-10-05 | 1944-07-18 | Gen Electric | Electric discharge device |
-
0
- BE BE522413D patent/BE522413A/xx unknown
-
1952
- 1952-08-29 US US307082A patent/US2761086A/en not_active Expired - Lifetime
-
1953
- 1953-08-27 DE DEG12524A patent/DE939393C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2761086A (en) | 1956-08-28 |
| DE939393C (de) | 1956-02-23 |