NL48805C - - Google Patents
Info
- Publication number
- NL48805C NL48805C NL48805DA NL48805C NL 48805 C NL48805 C NL 48805C NL 48805D A NL48805D A NL 48805DA NL 48805 C NL48805 C NL 48805C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
-
- 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
- H01J17/06—Cathodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES124016D DE764504C (de) | 1936-09-01 | 1936-09-01 | Gewendelte Oxydkathode, insbesondere fuer gas- oder dampfgefuellte Entladungsgefaesse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL48805C true NL48805C (en:Method) |
Family
ID=7536440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL48805D NL48805C (en:Method) | 1936-09-01 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE764504C (en:Method) |
| NL (1) | NL48805C (en:Method) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE451228C (de) * | 1921-01-01 | 1927-10-22 | Erich F Huth G M B H Dr | Anrufroehre fuer elektrische Wellen |
| NL15308C (en:Method) * | 1923-06-12 | 1900-01-01 | ||
| AT139315B (de) * | 1926-10-14 | 1934-11-10 | Philips Nv | Glühkathode. |
| AT124031B (de) * | 1929-10-09 | 1931-08-10 | Philips Nv | Glühkathode. |
| US2018993A (en) * | 1930-06-03 | 1935-10-29 | Sirian Lamp Co | Electrical discharge material and method of manufacturing it |
| NL36127C (en:Method) * | 1932-02-16 | |||
| AT141628B (de) * | 1932-03-24 | 1935-05-10 | Westinghouse Electric & Mfg Co | Verfahren zur Erhöhung des Elektronenemissionsgehaltes von Kathoden. |
| NL43688C (en:Method) * | 1934-04-17 | |||
| AT146302B (de) * | 1934-04-17 | 1936-06-25 | Philips Nv | Aktivierte Glühkathode. |
-
0
- NL NL48805D patent/NL48805C/xx active
-
1936
- 1936-09-01 DE DES124016D patent/DE764504C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE764504C (de) | 1952-12-22 |