BE364762A - - Google Patents
Info
- Publication number
- BE364762A BE364762A BE364762DA BE364762A BE 364762 A BE364762 A BE 364762A BE 364762D A BE364762D A BE 364762DA BE 364762 A BE364762 A BE 364762A
- Authority
- BE
- Belgium
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)
- Crystals, And After-Treatments Of Crystals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR665482T | 1928-12-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE364762A true BE364762A (ja�@�@) |
Family
ID=9013346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE364762D BE364762A (ja�@�@) | 1928-12-10 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE364762A (ja�@�@) |
| FR (1) | FR665482A (ja�@�@) |
| GB (1) | GB337971A (ja�@�@) |
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
- BE BE364762D patent/BE364762A/xx unknown
-
1928
- 1928-12-10 FR FR665482D patent/FR665482A/fr not_active Expired
-
1929
- 1929-11-05 GB GB33662/29A patent/GB337971A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR665482A (fr) | 1929-09-19 |
| GB337971A (en) | 1930-11-13 |