BE386195A - - Google Patents
Info
- Publication number
- BE386195A BE386195A BE386195DA BE386195A BE 386195 A BE386195 A BE 386195A BE 386195D A BE386195D A BE 386195DA BE 386195 A BE386195 A BE 386195A
- 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
- H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT398829X | 1931-02-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE386195A true BE386195A (en:Method) |
Family
ID=3673515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE386195D BE386195A (en:Method) | 1931-02-20 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2108537A (en:Method) |
| BE (1) | BE386195A (en:Method) |
| FR (1) | FR732061A (en:Method) |
| GB (1) | GB398829A (en:Method) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2491868A (en) * | 1948-07-29 | 1949-12-20 | Gen Electric | Supporting structure for electric discharge lamps |
| US4987342A (en) * | 1989-03-27 | 1991-01-22 | Gte Products Corporation | Self-ballasted glow discharge lamp having indirectly-heated cathode |
-
0
- BE BE386195D patent/BE386195A/xx unknown
-
1931
- 1931-07-25 US US553172A patent/US2108537A/en not_active Expired - Lifetime
-
1932
- 1932-02-03 FR FR732061D patent/FR732061A/fr not_active Expired
- 1932-02-19 GB GB5061/32A patent/GB398829A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2108537A (en) | 1938-02-15 |
| FR732061A (fr) | 1932-09-13 |
| GB398829A (en) | 1933-09-19 |