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 (sv) |
Family
ID=22111485
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE522375D BE522375A (sv) | 1952-08-26 |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE522375A (sv) |
FR (1) | FR1084439A (sv) |
GB (1) | GB730624A (sv) |
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 |
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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 |