BE347900A - - Google Patents
Info
- Publication number
- BE347900A BE347900A BE347900DA BE347900A BE 347900 A BE347900 A BE 347900A BE 347900D A BE347900D A BE 347900DA BE 347900 A BE347900 A BE 347900A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL285073X | 1927-02-12 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE347900A true BE347900A (https=) |
Family
ID=19782478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE347900D BE347900A (https=) | 1927-02-12 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE347900A (https=) |
| FR (1) | FR646577A (https=) |
| GB (1) | GB285073A (https=) |
-
0
- BE BE347900D patent/BE347900A/xx unknown
-
1927
- 1927-12-30 FR FR646577D patent/FR646577A/fr not_active Expired
-
1928
- 1928-01-24 GB GB2335/28A patent/GB285073A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB285073A (en) | 1928-06-28 |
| FR646577A (fr) | 1928-11-13 |