BE405227A - - Google Patents
Info
- Publication number
- BE405227A BE405227A BE405227DA BE405227A BE 405227 A BE405227 A BE 405227A BE 405227D A BE405227D A BE 405227DA BE 405227 A BE405227 A BE 405227A
- 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 |
|---|---|---|---|
| DE423161X | 1933-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE405227A true BE405227A (ja�@�@) |
Family
ID=6468484
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE405227D BE405227A (ja�@�@) | 1933-09-29 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2087845A (ja�@�@) |
| BE (1) | BE405227A (ja�@�@) |
| GB (1) | GB423161A (ja�@�@) |
-
0
- BE BE405227D patent/BE405227A/xx unknown
-
1934
- 1934-09-18 US US744484A patent/US2087845A/en not_active Expired - Lifetime
- 1934-09-19 GB GB26968/34A patent/GB423161A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB423161A (en) | 1935-01-25 |
| US2087845A (en) | 1937-07-20 |