NL32193C - - Google Patents
Info
- Publication number
- NL32193C NL32193C NL32193DA NL32193C NL 32193 C NL32193 C NL 32193C NL 32193D A NL32193D A NL 32193DA NL 32193 C NL32193 C NL 32193C
- Authority
- NL
- Netherlands
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 |
|---|---|---|---|
| NL730855X | 1931-02-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL32193C true NL32193C (en:Method) |
Family
ID=19819117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL32193D NL32193C (en:Method) | 1931-02-02 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR730855A (en:Method) |
| NL (1) | NL32193C (en:Method) |
-
0
- NL NL32193D patent/NL32193C/xx active
-
1932
- 1932-02-02 FR FR730855D patent/FR730855A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR730855A (fr) | 1932-08-25 |