BE424837A - - Google Patents
Info
- Publication number
- BE424837A BE424837A BE424837DA BE424837A BE 424837 A BE424837 A BE 424837A BE 424837D A BE424837D A BE 424837DA BE 424837 A BE424837 A BE 424837A
- 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
- H01J61/82—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 |
|---|---|---|---|
| DE488352X | 1936-11-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE424837A true BE424837A (en:Method) |
Family
ID=6543785
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE424837D BE424837A (en:Method) | 1936-11-27 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US2223470A (en:Method) |
| BE (1) | BE424837A (en:Method) |
| FR (1) | FR829923A (en:Method) |
| GB (1) | GB488352A (en:Method) |
| NL (1) | NL50120C (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2595520A (en) * | 1947-03-26 | 1952-05-06 | John J Guerin | Enclosed fluorescent lighting device |
| DE1002725B (de) * | 1954-06-26 | 1957-02-21 | Wirth Arno H Fa | Vorrichtung zur elektrostatischen Beflockung entgegen der Schwerkraft |
| US3219810A (en) * | 1961-08-10 | 1965-11-23 | Inland Steel Products Company | Light transmitting and heat transferring apparatus |
| GB1515086A (en) * | 1975-05-22 | 1978-06-21 | Sun Chemical Corp | Ultraviolet lamp assembly |
-
0
- BE BE424837D patent/BE424837A/xx unknown
- NL NL50120D patent/NL50120C/xx active
-
1937
- 1937-11-16 US US174860A patent/US2223470A/en not_active Expired - Lifetime
- 1937-11-24 GB GB32408/37A patent/GB488352A/en not_active Expired
- 1937-11-26 FR FR829923D patent/FR829923A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR829923A (fr) | 1938-07-11 |
| GB488352A (en) | 1938-07-05 |
| US2223470A (en) | 1940-12-03 |
| NL50120C (en:Method) |