NL251784A - - Google Patents
Info
- Publication number
- NL251784A NL251784A NL251784DA NL251784A NL 251784 A NL251784 A NL 251784A NL 251784D A NL251784D A NL 251784DA NL 251784 A NL251784 A NL 251784A
- 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
- H01J1/22—Heaters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| HU885629X | 1959-10-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL251784A true NL251784A (OSRAM) |
Family
ID=10980822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL251784D NL251784A (OSRAM) | 1959-10-15 |
Country Status (2)
| Country | Link |
|---|---|
| GB (1) | GB885629A (OSRAM) |
| NL (1) | NL251784A (OSRAM) |
-
0
- NL NL251784D patent/NL251784A/xx unknown
-
1960
- 1960-10-17 GB GB35531/60A patent/GB885629A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB885629A (en) | 1961-12-28 |