BE371417A - - Google Patents
Info
- Publication number
- BE371417A BE371417A BE371417DA BE371417A BE 371417 A BE371417 A BE 371417A BE 371417D A BE371417D A BE 371417DA BE 371417 A BE371417 A BE 371417A
- 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
- H01J61/92—Lamps with more than one main discharge path
- H01J61/94—Paths producing light of different wavelengths, e.g. for simulating daylight
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US362886XA | 1929-06-26 | 1929-06-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE371417A true BE371417A (da) |
Family
ID=21887744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE371417D BE371417A (da) | 1929-06-26 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE371417A (da) |
| FR (1) | FR697464A (da) |
| GB (1) | GB362886A (da) |
-
0
- BE BE371417D patent/BE371417A/xx unknown
-
1930
- 1930-06-05 GB GB17435/30A patent/GB362886A/en not_active Expired
- 1930-06-16 FR FR697464D patent/FR697464A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR697464A (fr) | 1931-01-19 |
| GB362886A (en) | 1931-12-08 |