BE522375A - - Google Patents
Info
- Publication number
- BE522375A BE522375A BE522375DA BE522375A BE 522375 A BE522375 A BE 522375A BE 522375D A BE522375D A BE 522375DA BE 522375 A BE522375 A BE 522375A
- 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
- H01J17/54—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes
- H01J17/56—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes for preventing and then permitting ignition, but thereafter having no control
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US730624XA | 1952-08-26 | 1952-08-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE522375A true BE522375A (US07534539-20090519-C00280.png) |
Family
ID=22111485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE522375D BE522375A (US07534539-20090519-C00280.png) | 1952-08-26 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE522375A (US07534539-20090519-C00280.png) |
| FR (1) | FR1084439A (US07534539-20090519-C00280.png) |
| GB (1) | GB730624A (US07534539-20090519-C00280.png) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8621023D0 (en) * | 1986-08-30 | 1986-10-08 | English Electric Valve Co Ltd | Discharge tubes |
-
0
- BE BE522375D patent/BE522375A/xx unknown
-
1953
- 1953-07-29 FR FR1084439D patent/FR1084439A/fr not_active Expired
- 1953-08-10 GB GB22014/53A patent/GB730624A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1084439A (fr) | 1955-01-19 |
| GB730624A (en) | 1955-05-25 |
