BE468581A - - Google Patents
Info
- Publication number
- BE468581A BE468581A BE468581DA BE468581A BE 468581 A BE468581 A BE 468581A BE 468581D A BE468581D A BE 468581DA BE 468581 A BE468581 A BE 468581A
- 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
- H01J17/50—Thermionic-cathode tubes
- H01J17/52—Thermionic-cathode tubes with one cathode and one anode
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US665092XA | 1943-09-03 | 1943-09-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE468581A true BE468581A (fr) |
Family
ID=22069939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE468581D BE468581A (fr) | 1943-09-03 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE468581A (fr) |
| DE (1) | DE830215C (fr) |
| FR (1) | FR939374A (fr) |
| GB (1) | GB665092A (fr) |
| NL (1) | NL68433C (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL89680C (fr) * | 1953-06-04 |
-
0
- BE BE468581D patent/BE468581A/xx unknown
- NL NL68433D patent/NL68433C/xx active
-
1946
- 1946-08-20 GB GB24770/46A patent/GB665092A/en not_active Expired
- 1946-10-11 FR FR939374D patent/FR939374A/fr not_active Expired
-
1949
- 1949-01-01 DE DEP29436A patent/DE830215C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE830215C (de) | 1952-02-04 |
| FR939374A (fr) | 1948-11-12 |
| NL68433C (fr) | |
| GB665092A (en) | 1952-01-16 |