NL46241C - - Google Patents
Info
- Publication number
- NL46241C NL46241C NL46241DA NL46241C NL 46241 C NL46241 C NL 46241C NL 46241D A NL46241D A NL 46241DA NL 46241 C NL46241 C NL 46241C
- 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
- H01J9/08—Manufacture of heaters for indirectly-heated cathodes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Solid Thermionic Cathode (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEA79172D DE665112C (de) | 1935-06-09 | 1935-06-09 | Verfahren zur Herstellung von isolierten wendelfoermigen Heizdraehten fuer mittelbar geheizte Kathoden |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL46241C true NL46241C (OSRAM) |
Family
ID=6947651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL46241D NL46241C (OSRAM) | 1935-06-09 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE665112C (OSRAM) |
| NL (1) | NL46241C (OSRAM) |
-
0
- NL NL46241D patent/NL46241C/xx active
-
1935
- 1935-06-09 DE DEA79172D patent/DE665112C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE665112C (de) | 1938-09-17 |