NL27509C - - Google Patents
Info
- Publication number
- NL27509C NL27509C NL27509DA NL27509C NL 27509 C NL27509 C NL 27509C NL 27509D A NL27509D A NL 27509DA NL 27509 C NL27509 C NL 27509C
- 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)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT313151X | 1928-06-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL27509C true NL27509C (xx) |
Family
ID=3671385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL27509D NL27509C (xx) | 1928-06-08 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB313151A (xx) |
| NL (1) | NL27509C (xx) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2657325A (en) * | 1950-12-23 | 1953-10-27 | Sylvania Electric Prod | Electrode for electric discharge lamps |
-
0
- NL NL27509D patent/NL27509C/xx active
-
1929
- 1929-05-01 GB GB13559/29A patent/GB313151A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB313151A (en) | 1930-06-12 |