BE453916A - - Google Patents
Info
- Publication number
- BE453916A BE453916A BE453916DA BE453916A BE 453916 A BE453916 A BE 453916A BE 453916D A BE453916D A BE 453916DA BE 453916 A BE453916 A BE 453916A
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL901197X | 1943-01-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE453916A true BE453916A (fr) |
Family
ID=19858288
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE453916D BE453916A (fr) | 1943-01-15 |
Country Status (2)
| Country | Link |
|---|---|
| BE (1) | BE453916A (fr) |
| FR (1) | FR901197A (fr) |
-
0
- BE BE453916D patent/BE453916A/xx unknown
-
1944
- 1944-01-13 FR FR901197D patent/FR901197A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR901197A (fr) | 1945-07-19 |