BE405023A - - Google Patents
Info
- Publication number
- BE405023A BE405023A BE405023DA BE405023A BE 405023 A BE405023 A BE 405023A BE 405023D A BE405023D A BE 405023DA BE 405023 A BE405023 A BE 405023A
- 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
- H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE423016X | 1933-09-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE405023A true BE405023A (en:Method) |
Family
ID=6467603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE405023D BE405023A (en:Method) | 1933-09-13 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2103046A (en:Method) |
| BE (1) | BE405023A (en:Method) |
| FR (1) | FR781477A (en:Method) |
| GB (1) | GB423016A (en:Method) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB745811A (en) * | 1951-03-27 | 1956-03-07 | Emi Ltd | Improvements relating to electron multipliers |
-
0
- BE BE405023D patent/BE405023A/xx unknown
-
1934
- 1934-07-23 GB GB21508/34A patent/GB423016A/en not_active Expired
- 1934-08-25 US US741400A patent/US2103046A/en not_active Expired - Lifetime
- 1934-09-05 FR FR781477D patent/FR781477A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US2103046A (en) | 1937-12-21 |
| FR781477A (fr) | 1935-05-16 |
| GB423016A (en) | 1935-01-23 |