NL108979C - - Google Patents
Info
- Publication number
- NL108979C NL108979C NL108979DA NL108979C NL 108979 C NL108979 C NL 108979C NL 108979D A NL108979D A NL 108979DA NL 108979 C NL108979 C NL 108979C
- 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
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/28—Dispenser-type cathodes, e.g. L-cathode
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES36831A DE1033338B (de) | 1953-12-17 | 1953-12-17 | Rohrfoermige Kathode fuer elektrische Entladungsgefaesse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL108979C true NL108979C (en:Method) |
Family
ID=7482363
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL100384D NL100384C (en:Method) | 1953-12-17 | ||
| NL108979D NL108979C (en:Method) | 1953-12-17 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL100384D NL100384C (en:Method) | 1953-12-17 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1033338B (en:Method) |
| NL (2) | NL108979C (en:Method) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE745133C (de) * | 1935-06-27 | 1944-02-26 | Aeg | Mittelbar geheizte Kathode fuer elektrische Entladungsgefaesse |
| DE707255C (de) * | 1936-09-21 | 1941-06-17 | Siemens Schuckertwerke Akt Ges | Gluehkathode hoher Leistung, insbesondere fuer gas- oder dampfgefuellte Entladungsgefaese |
| DE728589C (de) * | 1939-03-09 | 1942-11-30 | Lorenz C Ag | Verfahren zur Herstellung von rohrfoermigen Wolframgluehkathoden fuer Elektronenroehren |
| DE892185C (de) * | 1941-05-09 | 1953-10-05 | Telefunken Gmbh | Verfahren zur Herstellung einer gutleitenden Verbindung zwischen dem Ende einer Gluehdrahtwendel und einem zur Versteifung dienenden Metallteil |
| CH293282A (de) * | 1944-09-19 | 1953-09-15 | Siemens Ag | Impulsröhre. |
| NL69486C (en:Method) * | 1947-11-26 |
-
0
- NL NL100384D patent/NL100384C/xx active
- NL NL108979D patent/NL108979C/xx active
-
1953
- 1953-12-17 DE DES36831A patent/DE1033338B/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| NL100384C (en:Method) | |
| DE1033338B (de) | 1958-07-03 |