NL16615C - - Google Patents
Info
- Publication number
- NL16615C NL16615C NL16615DA NL16615C NL 16615 C NL16615 C NL 16615C NL 16615D A NL16615D A NL 16615DA NL 16615 C NL16615 C NL 16615C
- 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 |
|---|---|---|---|
| FR597125T | 1924-08-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL16615C true NL16615C (xx) |
Family
ID=8968056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL16615D NL16615C (xx) | 1924-08-02 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US1666010A (xx) |
| FR (1) | FR597125A (xx) |
| GB (1) | GB237919A (xx) |
| NL (1) | NL16615C (xx) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE738989C (de) * | 1933-10-31 | 1943-09-08 | Opta Radio Ag | Indierekt geheizte, nach dem Metalldampfverfahren hergestellte Kathode fuer Verstaerkerroehren |
| US3046444A (en) * | 1959-04-28 | 1962-07-24 | Raytheon Co | Magnetrons |
| DE1130934B (de) * | 1959-10-02 | 1962-06-07 | Philips Nv | Indirekt geheizte Kathode mit geringer Heizstromleistung |
-
0
- NL NL16615D patent/NL16615C/xx active
-
1924
- 1924-08-02 FR FR597125D patent/FR597125A/fr not_active Expired
-
1925
- 1925-07-13 US US43259A patent/US1666010A/en not_active Expired - Lifetime
- 1925-07-31 GB GB19440/25A patent/GB237919A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR597125A (fr) | 1925-11-13 |
| US1666010A (en) | 1928-04-10 |
| GB237919A (en) | 1926-06-03 |