BE348892A - - Google Patents
Info
- Publication number
- BE348892A BE348892A BE348892DA BE348892A BE 348892 A BE348892 A BE 348892A BE 348892D A BE348892D A BE 348892DA BE 348892 A BE348892 A BE 348892A
- 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)
- Discharge Lamp (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR285434X | 1927-02-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE348892A true BE348892A (ja) |
Family
ID=8887207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE348892D BE348892A (ja) | 1927-02-16 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE348892A (ja) |
| GB (1) | GB285434A (ja) |
-
0
- BE BE348892D patent/BE348892A/xx unknown
-
1928
- 1928-02-13 GB GB4548/28A patent/GB285434A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB285434A (en) | 1928-10-04 |