BE446488A - - Google Patents
Info
- Publication number
- BE446488A BE446488A BE446488DA BE446488A BE 446488 A BE446488 A BE 446488A BE 446488D A BE446488D A BE 446488DA BE 446488 A BE446488 A BE 446488A
- 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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE884195X | 1941-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE446488A true BE446488A (xx) |
Family
ID=6832338
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE446488D BE446488A (xx) | 1941-08-11 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE446488A (xx) |
| FR (1) | FR884195A (xx) |
-
0
- BE BE446488D patent/BE446488A/xx unknown
-
1942
- 1942-07-15 FR FR884195D patent/FR884195A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR884195A (fr) | 1943-08-04 |