NL6517045A - - Google Patents
Info
- Publication number
- NL6517045A NL6517045A NL6517045A NL6517045A NL6517045A NL 6517045 A NL6517045 A NL 6517045A NL 6517045 A NL6517045 A NL 6517045A NL 6517045 A NL6517045 A NL 6517045A NL 6517045 A NL6517045 A NL 6517045A
- 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 |
|---|---|---|---|
| FR386A FR1430195A (en) | 1964-12-30 | 1964-12-30 | Improvement in tubular cathodes with indirect heating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL6517045A true NL6517045A (en) | 1966-07-01 |
Family
ID=8566862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6517045A NL6517045A (en) | 1964-12-30 | 1965-12-28 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3378717A (en) |
| DE (1) | DE1237223B (en) |
| FR (1) | FR1430195A (en) |
| GB (1) | GB1079128A (en) |
| NL (1) | NL6517045A (en) |
-
1964
- 1964-12-30 FR FR386A patent/FR1430195A/en not_active Expired
-
1965
- 1965-12-09 US US512683A patent/US3378717A/en not_active Expired - Lifetime
- 1965-12-10 GB GB52490/65A patent/GB1079128A/en not_active Expired
- 1965-12-21 DE DEC37738A patent/DE1237223B/en active Pending
- 1965-12-28 NL NL6517045A patent/NL6517045A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1237223B (en) | 1967-03-23 |
| FR1430195A (en) | 1966-03-04 |
| US3378717A (en) | 1968-04-16 |
| GB1079128A (en) | 1967-08-16 |