NL46345C - - Google Patents
Info
- Publication number
- NL46345C NL46345C NL46345DA NL46345C NL 46345 C NL46345 C NL 46345C NL 46345D A NL46345D A NL 46345DA NL 46345 C NL46345 C NL 46345C
- 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 |
|---|---|---|---|
| DEA76239D DE682439C (de) | 1935-06-09 | 1935-06-09 | Verfahren zum Herstellen von mit Isolierstoff bedeckten Heizkoerpern fuer mittelbar geheizte Kathoden von elektrischen Entladungsgefaessen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL46345C true NL46345C (US06262066-20010717-C00424.png) |
Family
ID=6946715
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL46345D NL46345C (US06262066-20010717-C00424.png) | 1935-06-09 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE682439C (US06262066-20010717-C00424.png) |
| DK (1) | DK54034C (US06262066-20010717-C00424.png) |
| NL (1) | NL46345C (US06262066-20010717-C00424.png) |
-
0
- NL NL46345D patent/NL46345C/xx active
-
1935
- 1935-06-09 DE DEA76239D patent/DE682439C/de not_active Expired
-
1936
- 1936-05-30 DK DK54034D patent/DK54034C/da active
Also Published As
| Publication number | Publication date |
|---|---|
| DE682439C (de) | 1939-10-14 |
| DK54034C (da) | 1937-12-20 |
