BE363095A - - Google Patents
Info
- Publication number
- BE363095A BE363095A BE363095DA BE363095A BE 363095 A BE363095 A BE 363095A BE 363095D A BE363095D A BE 363095DA BE 363095 A BE363095 A BE 363095A
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2216529A GB340203A (en) | 1929-07-18 | 1929-07-18 | Improvements in or relating to methods of stabilizing the light emitted by a discharge tube lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE363095A true BE363095A (xx) | 1929-09-30 |
Family
ID=10174997
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE363095D BE363095A (xx) | 1929-07-18 | 1929-08-19 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE363095A (xx) |
| FR (1) | FR679988A (xx) |
| GB (1) | GB340203A (xx) |
-
1929
- 1929-07-18 GB GB2216529A patent/GB340203A/en not_active Expired
- 1929-08-07 FR FR679988D patent/FR679988A/fr not_active Expired
- 1929-08-19 BE BE363095D patent/BE363095A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR679988A (fr) | 1930-04-23 |
| GB340203A (en) | 1930-12-18 |