NL69925C - - Google Patents
Info
- Publication number
- NL69925C NL69925C NL69925DA NL69925C NL 69925 C NL69925 C NL 69925C NL 69925D A NL69925D A NL 69925DA NL 69925 C NL69925 C NL 69925C
- 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
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU876130X | 1940-10-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL69925C true NL69925C (https=) | 1900-01-01 |
Family
ID=10980783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL69925D NL69925C (https=) | 1940-10-22 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR876130A (https=) |
| NL (1) | NL69925C (https=) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1013012B (de) * | 1952-05-31 | 1957-08-01 | Egyesuelt Izzolampa | Verfahren zur Herstellung direkt geheizter Oxydkathoden, insbesondere fuer Miniaturradioroehren |
-
0
- NL NL69925D patent/NL69925C/xx active
-
1941
- 1941-10-20 FR FR876130D patent/FR876130A/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1013012B (de) * | 1952-05-31 | 1957-08-01 | Egyesuelt Izzolampa | Verfahren zur Herstellung direkt geheizter Oxydkathoden, insbesondere fuer Miniaturradioroehren |
Also Published As
| Publication number | Publication date |
|---|---|
| FR876130A (fr) | 1942-10-28 |