BE450137A - - Google Patents
Info
- Publication number
- BE450137A BE450137A BE450137DA BE450137A BE 450137 A BE450137 A BE 450137A BE 450137D A BE450137D A BE 450137DA BE 450137 A BE450137 A BE 450137A
- 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
- H01J61/10—Shields, screens, or guides for influencing the discharge
- H01J61/103—Shields, screens or guides arranged to extend the discharge path
 
- 
        - H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/30—Vessels; Containers
- H01J61/32—Special longitudinal shape, e.g. for advertising purposes
 
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title | 
|---|---|---|---|
| NL260985X | 1939-06-22 | 
Publications (1)
| Publication Number | Publication Date | 
|---|---|
| BE450137A true BE450137A (en:Method) | 
Family
ID=19781508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date | 
|---|---|---|---|
| BE450137D BE450137A (en:Method) | 1939-06-22 | 
Country Status (4)
| Country | Link | 
|---|---|
| BE (1) | BE450137A (en:Method) | 
| CH (1) | CH260985A (en:Method) | 
| FR (1) | FR894038A (en:Method) | 
| NL (1) | NL52147C (en:Method) | 
- 
        0
        - NL NL52147D patent/NL52147C/xx active
- BE BE450137D patent/BE450137A/xx unknown
 
- 
        1943
        - 1943-04-16 FR FR894038D patent/FR894038A/fr not_active Expired
 
- 
        1947
        - 1947-12-27 CH CH260985D patent/CH260985A/de unknown
 
Also Published As
| Publication number | Publication date | 
|---|---|
| NL52147C (en:Method) | |
| CH260985A (de) | 1949-04-15 | 
| FR894038A (fr) | 1944-12-12 |