BE500058A - - Google Patents
Info
- Publication number
- BE500058A BE500058A BE500058DA BE500058A BE 500058 A BE500058 A BE 500058A BE 500058D A BE500058D A BE 500058DA BE 500058 A BE500058 A BE 500058A
- 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
- H01J61/04—Electrodes; Screens; Shields
- H01J61/06—Main electrodes
- H01J61/067—Main electrodes for low-pressure discharge lamps
- H01J61/0672—Main electrodes for low-pressure discharge lamps characterised by the construction of the electrode
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR966812X | 1949-12-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE500058A true BE500058A (en]) |
Family
ID=9500225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE500058D BE500058A (en]) | 1949-12-20 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE500058A (en]) |
| CH (1) | CH309694A (en]) |
| DE (1) | DE966812C (en]) |
| FR (1) | FR1003387A (en]) |
| GB (1) | GB689515A (en]) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE736763C (de) * | 1937-12-31 | 1943-06-26 | Aeg | Kuehlfluegel fuer Elektroden von Entladungsroehren |
| DE721970C (de) * | 1938-08-26 | 1942-06-25 | Siemens Ag | Elektrodenzufuehrung bzw. -halterung fuer gas- oder dampfgefuellte Entladungsgefaesse |
| DE874045C (de) * | 1942-10-01 | 1953-04-20 | Patra Patent Treuhand | Elektrische Entladungslampe mit vorheizbaren Gluehelektroden |
-
0
- BE BE500058D patent/BE500058A/xx unknown
-
1949
- 1949-12-20 FR FR1003387D patent/FR1003387A/fr not_active Expired
-
1950
- 1950-12-05 GB GB29743/50A patent/GB689515A/en not_active Expired
- 1950-12-11 CH CH309694D patent/CH309694A/fr unknown
- 1950-12-19 DE DES21295A patent/DE966812C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE966812C (de) | 1957-09-12 |
| GB689515A (en) | 1953-04-01 |
| CH309694A (fr) | 1955-09-15 |
| FR1003387A (fr) | 1952-03-17 |