BE473039A - - Google Patents
Info
- Publication number
- BE473039A BE473039A BE473039DA BE473039A BE 473039 A BE473039 A BE 473039A BE 473039D A BE473039D A BE 473039DA BE 473039 A BE473039 A BE 473039A
- 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 |
|---|---|---|---|
| US941268XA | 1946-01-26 | 1946-01-26 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE473039A true BE473039A (en:Method) |
Family
ID=22243230
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE473039D BE473039A (en:Method) | 1946-01-26 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE473039A (en:Method) |
| FR (1) | FR941268A (en:Method) |
-
0
- BE BE473039D patent/BE473039A/xx unknown
-
1947
- 1947-01-22 FR FR941268D patent/FR941268A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR941268A (fr) | 1949-01-06 |