NL23005C - - Google Patents
Info
- Publication number
- NL23005C NL23005C NL23005DA NL23005C NL 23005 C NL23005 C NL 23005C NL 23005D A NL23005D A NL 23005DA NL 23005 C NL23005 C NL 23005C
- 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 |
|---|---|---|---|
| DE289860X | 1927-05-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL23005C true NL23005C (forum.php) |
Family
ID=6059926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL23005D NL23005C (forum.php) | 1927-05-04 |
Country Status (3)
| Country | Link |
|---|---|
| BE (1) | BE351068A (forum.php) |
| GB (1) | GB289860A (forum.php) |
| NL (1) | NL23005C (forum.php) |
-
0
- BE BE351068D patent/BE351068A/xx unknown
- NL NL23005D patent/NL23005C/xx active
-
1928
- 1928-05-04 GB GB13135/28A patent/GB289860A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| BE351068A (forum.php) | |
| GB289860A (en) | 1929-04-25 |