NL93663C - - Google Patents
Info
- Publication number
- NL93663C NL93663C NL93663DA NL93663C NL 93663 C NL93663 C NL 93663C NL 93663D A NL93663D A NL 93663DA NL 93663 C NL93663 C NL 93663C
- 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 |
|---|---|---|---|
| HU1098621X | 1954-12-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL93663C true NL93663C (en) |
Family
ID=11003169
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL93663D NL93663C (en) | 1954-12-24 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE1098621B (en) |
| NL (1) | NL93663C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3696720B2 (en) | 1997-07-09 | 2005-09-21 | 松下電器産業株式会社 | Impregnated cathode and manufacturing method thereof |
| JPH11102636A (en) | 1997-09-26 | 1999-04-13 | Matsushita Electron Corp | Cathode, manufacture of cathode and image receiving tube |
| JPH11339633A (en) * | 1997-11-04 | 1999-12-10 | Sony Corp | Impregnated cathode and manufacture therefor and electron gun and electronic tube |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT176924B (en) * | 1951-03-22 | 1953-12-10 | Philips Nv | A method for producing a cathode for an electrical discharge tube which contains a supply of alkaline earth metal compounds inside and the wall of which consists at least partially of a porous body produced by pressing and sintering, and a cathode produced by this method |
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0
- NL NL93663D patent/NL93663C/xx active
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1955
- 1955-12-21 DE DEE11719A patent/DE1098621B/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE1098621B (en) | 1961-02-02 |