NL79948B - - Google Patents
Info
- Publication number
- NL79948B NL79948B NL79948A NL79948A NL79948B NL 79948 B NL79948 B NL 79948B NL 79948 A NL79948 A NL 79948A NL 79948 A NL79948 A NL 79948A NL 79948 B NL79948 B NL 79948B
- 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
- H01J1/18—Supports; Vibration-damping arrangements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0002—Construction arrangements of electrode systems
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3380135A GB461212A (en) | 1935-12-05 | 1935-12-05 | Improvements in or relating to thermionic valves |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL79948B true NL79948B (forum.php) | 1938-10-15 |
Family
ID=10357606
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL79948A NL79948B (forum.php) | 1935-12-05 | 1936-11-10 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB461212A (forum.php) |
| NL (1) | NL79948B (forum.php) |
-
1935
- 1935-12-05 GB GB3380135A patent/GB461212A/en not_active Expired
-
1936
- 1936-11-10 NL NL79948A patent/NL79948B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB461212A (en) | 1937-02-12 |