NL99051C - - Google Patents
Info
- Publication number
- NL99051C NL99051C NL99051DA NL99051C NL 99051 C NL99051 C NL 99051C NL 99051D A NL99051D A NL 99051DA NL 99051 C NL99051 C NL 99051C
- 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
- H01J1/28—Dispenser-type cathodes, e.g. L-cathode
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US345082XA | 1955-02-09 | 1955-02-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL99051C true NL99051C (en) |
Family
ID=21876846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL99051D NL99051C (en) | 1955-02-09 |
Country Status (6)
| Country | Link |
|---|---|
| BE (1) | BE545032A (en) |
| CH (1) | CH345082A (en) |
| DE (1) | DE1160552B (en) |
| FR (1) | FR1140832A (en) |
| GB (1) | GB795566A (en) |
| NL (1) | NL99051C (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0004424A1 (en) * | 1978-03-23 | 1979-10-03 | Thorn Emi-Varian Limited | Thermionic cathode |
| DE3122950A1 (en) * | 1981-06-10 | 1983-01-05 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Process for fabricating a dispenser cathode |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE515834A (en) * | 1951-11-29 |
-
0
- BE BE545032D patent/BE545032A/xx unknown
- NL NL99051D patent/NL99051C/xx active
-
1956
- 1956-02-04 DE DEN11801A patent/DE1160552B/en active Pending
- 1956-02-06 GB GB3626/56A patent/GB795566A/en not_active Expired
- 1956-02-07 CH CH345082D patent/CH345082A/en unknown
- 1956-02-07 FR FR1140832D patent/FR1140832A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1140832A (en) | 1957-08-14 |
| GB795566A (en) | 1958-05-28 |
| CH345082A (en) | 1960-03-15 |
| DE1160552B (en) | 1964-01-02 |
| BE545032A (en) |