NL87232C - - Google Patents
Info
- Publication number
- NL87232C NL87232C NL87232DA NL87232C NL 87232 C NL87232 C NL 87232C NL 87232D A NL87232D A NL 87232DA NL 87232 C NL87232 C NL 87232C
- 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 |
---|---|---|---|
FR1059489T | 1952-07-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
NL87232C true NL87232C (pt) |
Family
ID=9599112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NL87232D NL87232C (pt) | 1952-07-04 |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE523896A (pt) |
FR (1) | FR1059489A (pt) |
NL (1) | NL87232C (pt) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1057231B (de) * | 1956-03-03 | 1959-05-14 | Patra Patent Treuhand | Aktivierte Gluehelektrode fuer elektrische Entladungslampen |
-
0
- BE BE523896D patent/BE523896A/xx unknown
- NL NL87232D patent/NL87232C/xx active
-
1952
- 1952-07-04 FR FR1059489D patent/FR1059489A/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE523896A (pt) | |
FR1059489A (fr) | 1954-03-25 |