NL58744C - - Google Patents
Info
- Publication number
- NL58744C NL58744C NL58744DA NL58744C NL 58744 C NL58744 C NL 58744C NL 58744D A NL58744D A NL 58744DA NL 58744 C NL58744 C NL 58744C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/12—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes
- H01J9/125—Manufacture of electrodes or electrode systems of photo-emissive cathodes; of secondary-emission electrodes of secondary emission electrodes
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2201/00—Electrodes common to discharge tubes
- H01J2201/32—Secondary emission electrodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physical Vapour Deposition (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES7036D DE904085C (de) | 1940-07-28 | 1940-07-28 | Verfahren zum Aktivieren von sekundaeremittierenden Elektroden fuer Elektronenvervielfacher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL58744C true NL58744C (it) |
Family
ID=7472280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL58744D NL58744C (it) | 1940-07-28 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE904085C (it) |
| NL (1) | NL58744C (it) |
-
0
- NL NL58744D patent/NL58744C/xx active
-
1940
- 1940-07-28 DE DES7036D patent/DE904085C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE904085C (de) | 1954-02-15 |