NL36696C - - Google Patents
Info
- Publication number
- NL36696C NL36696C NL36696DA NL36696C NL 36696 C NL36696 C NL 36696C NL 36696D A NL36696D A NL 36696DA NL 36696 C NL36696 C NL 36696C
- 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
- H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
- H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL404101X | 1931-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL36696C true NL36696C (en:Method) |
Family
ID=19785932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL36696D NL36696C (en:Method) | 1931-10-03 |
Country Status (4)
| Country | Link |
|---|---|
| DE (1) | DE597744C (en:Method) |
| FR (1) | FR743742A (en:Method) |
| GB (1) | GB404101A (en:Method) |
| NL (1) | NL36696C (en:Method) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE425995A (en:Method) * | 1937-02-02 | |||
| US4499396A (en) * | 1982-08-18 | 1985-02-12 | Gte Products Corporation | Metal halide arc discharge lamp with means for suppressing convection currents within the outer envelope and methods of operating same |
| US4490649A (en) * | 1982-10-20 | 1984-12-25 | General Electric Company | Thermal baffle inside a discharge lamp |
-
0
- NL NL36696D patent/NL36696C/xx active
- FR FR743742D patent/FR743742A/fr not_active Expired
-
1931
- 1931-11-18 DE DEN32970D patent/DE597744C/de not_active Expired
-
1932
- 1932-10-03 GB GB27416/32A patent/GB404101A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR743742A (en:Method) | 1933-04-05 |
| DE597744C (de) | 1934-05-30 |
| GB404101A (en) | 1934-01-11 |