NL25475C - - Google Patents
Info
- Publication number
- NL25475C NL25475C NL25475DA NL25475C NL 25475 C NL25475 C NL 25475C NL 25475D A NL25475D A NL 25475DA NL 25475 C NL25475 C NL 25475C
- 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
- H01J1/15—Cathodes heated directly by an electric current
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DES83290D DE536205C (de) | 1927-12-22 | 1927-12-22 | Gluehkathode mit mehreren parallel geschalteten Gluehelementen und AEquipotentialverbindungen zwischen diesen Elementen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL25475C true NL25475C (enrdf_load_html_response) |
Family
ID=7510924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL25475D NL25475C (enrdf_load_html_response) | 1927-12-22 |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE536205C (enrdf_load_html_response) |
| NL (1) | NL25475C (enrdf_load_html_response) |
-
0
- NL NL25475D patent/NL25475C/xx active
-
1927
- 1927-12-22 DE DES83290D patent/DE536205C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE536205C (de) | 1931-10-21 |