NL61926C - - Google Patents
Info
- Publication number
- NL61926C NL61926C NL61926DA NL61926C NL 61926 C NL61926 C NL 61926C NL 61926D A NL61926D A NL 61926DA NL 61926 C NL61926 C NL 61926C
- 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
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE855151X | 1938-05-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL61926C true NL61926C (en:Method) |
Family
ID=6789023
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL61926D NL61926C (en:Method) | 1938-05-25 |
Country Status (2)
| Country | Link |
|---|---|
| FR (1) | FR855151A (en:Method) |
| NL (1) | NL61926C (en:Method) |
-
0
- NL NL61926D patent/NL61926C/xx active
-
1939
- 1939-05-23 FR FR855151D patent/FR855151A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR855151A (fr) | 1940-05-04 |