NL16523C - - Google Patents
Info
- Publication number
- NL16523C NL16523C NL16523DA NL16523C NL 16523 C NL16523 C NL 16523C NL 16523D A NL16523D A NL 16523DA NL 16523 C NL16523 C NL 16523C
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/14—Solid thermionic cathodes characterised by the material
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR27733T | 1923-05-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL16523C true NL16523C (fr) |
Family
ID=8666013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL16523D NL16523C (fr) | 1923-05-03 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE459037C (fr) |
| FR (1) | FR27733E (fr) |
| NL (1) | NL16523C (fr) |
-
0
- NL NL16523D patent/NL16523C/xx active
-
1923
- 1923-05-03 FR FR27733D patent/FR27733E/fr not_active Expired
- 1923-07-13 DE DEI23865D patent/DE459037C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR27733E (fr) | 1924-08-18 |
| DE459037C (de) | 1928-04-26 |