NL29118C - - Google Patents
Info
- Publication number
- NL29118C NL29118C NL29118DA NL29118C NL 29118 C NL29118 C NL 29118C NL 29118D A NL29118D A NL 29118DA NL 29118 C NL29118 C NL 29118C
- 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)
- Discharge Lamp (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE309831X | 1928-04-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL29118C true NL29118C (en:Method) |
Family
ID=6122116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL29118D NL29118C (en:Method) | 1928-04-13 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB309831A (en:Method) |
| NL (1) | NL29118C (en:Method) |
-
0
- NL NL29118D patent/NL29118C/xx active
-
1929
- 1929-04-15 GB GB11588/29A patent/GB309831A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB309831A (en) | 1930-10-15 |