CH204059A - Elektrische Entladungsröhre. - Google Patents
Elektrische Entladungsröhre.Info
- Publication number
- CH204059A CH204059A CH204059DA CH204059A CH 204059 A CH204059 A CH 204059A CH 204059D A CH204059D A CH 204059DA CH 204059 A CH204059 A CH 204059A
- Authority
- CH
- Switzerland
- Prior art keywords
- electric discharge
- discharge tube
- tube
- electric
- discharge
- Prior art date
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
- H01J1/32—Secondary-electron-emitting electrodes
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US123203A US2147669A (en) | 1937-01-30 | 1937-01-30 | Secondary electron emitting electrode |
Publications (1)
Publication Number | Publication Date |
---|---|
CH204059A true CH204059A (de) | 1939-04-15 |
Family
ID=22407273
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH204059D CH204059A (de) | 1937-01-30 | 1938-01-28 | Elektrische Entladungsröhre. |
Country Status (6)
Country | Link |
---|---|
US (1) | US2147669A (xx) |
BE (1) | BE426040A (xx) |
CH (1) | CH204059A (xx) |
DE (1) | DE750047C (xx) |
GB (1) | GB491287A (xx) |
NL (1) | NL51148C (xx) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2443324A (en) * | 1942-11-07 | 1948-06-15 | Charles Schiffman | Electronic tube |
US2428289A (en) * | 1942-11-07 | 1947-09-30 | Charles Schiffman | Electron tube coating |
US2527981A (en) * | 1945-08-23 | 1950-10-31 | Bramley Jenny | Secondary-electron emission |
US2639963A (en) * | 1948-04-05 | 1953-05-26 | Sylvania Electric Prod | Secondary emitter and method of manufacture |
US2530946A (en) * | 1949-04-02 | 1950-11-21 | Bell Telephone Labor Inc | Secondary electron emitter |
US2846338A (en) * | 1954-08-03 | 1958-08-05 | William G Shepherd | Secondary electron emitter |
US4047999A (en) * | 1974-09-19 | 1977-09-13 | Francis John Salgo | Method of making a mobile ion film memory |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE356578A (xx) * | 1927-12-14 | |||
US2141322A (en) * | 1935-06-25 | 1938-12-27 | Rca Corp | Cascaded secondary electron emitter amplifier |
-
0
- BE BE426040D patent/BE426040A/xx unknown
- NL NL51148D patent/NL51148C/xx active
-
1937
- 1937-01-30 US US123203A patent/US2147669A/en not_active Expired - Lifetime
-
1938
- 1938-01-07 GB GB578/38A patent/GB491287A/en not_active Expired
- 1938-01-28 CH CH204059D patent/CH204059A/de unknown
- 1938-02-01 DE DER101443D patent/DE750047C/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
US2147669A (en) | 1939-02-21 |
GB491287A (en) | 1938-08-30 |
DE750047C (de) | 1944-12-11 |
BE426040A (xx) | |
NL51148C (xx) |
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