NL38263C - - Google Patents
Info
- Publication number
- NL38263C NL38263C NL38263DA NL38263C NL 38263 C NL38263 C NL 38263C NL 38263D A NL38263D A NL 38263DA NL 38263 C NL38263 C NL 38263C
- 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
- H01J9/042—Manufacture, activation of the emissive part
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Electron Sources, Ion Sources (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE407334X | 1931-09-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL38263C true NL38263C (xx) |
Family
ID=6422166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL38263D NL38263C (xx) | 1931-09-11 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB407334A (xx) |
| NL (1) | NL38263C (xx) |
-
0
- NL NL38263D patent/NL38263C/xx active
-
1932
- 1932-09-09 GB GB25109/32A patent/GB407334A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB407334A (en) | 1934-03-09 |