BE437405A - - Google Patents
Info
- Publication number
- BE437405A BE437405A BE437405DA BE437405A BE 437405 A BE437405 A BE 437405A BE 437405D A BE437405D A BE 437405DA BE 437405 A BE437405 A BE 437405A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J43/00—Secondary-emission tubes; Electron-multiplier tubes
- H01J43/04—Electron multipliers
- H01J43/06—Electrode arrangements
- H01J43/18—Electrode arrangements using essentially more than one dynode
- H01J43/26—Box dynodes
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEB185683D DE740855C (en) | 1938-12-23 | 1938-12-23 | Secondary electron multiplier with a series of metallic electrodes provided with baffle plates which delimit the discharge space on all sides |
| DE227260X | 1941-05-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE437405A true BE437405A (en) | 1940-01-31 |
Family
ID=42668583
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE437405D BE437405A (en) | 1938-12-23 | 1939-12-18 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE437405A (en) |
| CH (4) | CH214273A (en) |
| DE (1) | DE740855C (en) |
| FR (3) | FR868382A (en) |
| NL (2) | NL57289C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1022703B (en) * | 1952-10-23 | 1958-01-16 | Fernseh Gmbh | Electrostatic secondary electron multiplier |
| US2824253A (en) * | 1953-11-24 | 1958-02-18 | Itt | Electron multiplier |
| DE1021505B (en) * | 1953-12-17 | 1957-12-27 | Bendix Aviat Corp | Secondary electron multiplier with a set of secondary emitting plates and an electric and a magnetic field |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2069441A (en) * | 1933-05-30 | 1937-02-02 | Rca Corp | Electron tube |
| GB443777A (en) * | 1934-07-05 | 1936-03-05 | James Dwyer Mcgee | Electron discharge amplifiers |
-
1938
- 1938-12-23 DE DEB185683D patent/DE740855C/en not_active Expired
-
1939
- 1939-12-11 NL NL96207A patent/NL57289C/xx active
- 1939-12-13 NL NL96243A patent/NL58715C/xx active
- 1939-12-18 BE BE437405D patent/BE437405A/xx unknown
- 1939-12-19 CH CH214273D patent/CH214273A/en unknown
- 1939-12-19 CH CH214272D patent/CH214272A/en unknown
-
1940
- 1940-12-26 FR FR868382D patent/FR868382A/en not_active Expired
-
1942
- 1942-04-14 FR FR881199D patent/FR881199A/en not_active Expired
- 1942-04-23 CH CH227260D patent/CH227260A/en unknown
- 1942-06-04 CH CH231847D patent/CH231847A/en unknown
- 1942-06-18 FR FR52188D patent/FR52188E/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH231847A (en) | 1944-04-15 |
| NL58715C (en) | 1947-01-15 |
| FR881199A (en) | 1943-04-16 |
| FR52188E (en) | 1943-09-15 |
| NL57289C (en) | 1946-04-15 |
| CH227260A (en) | 1943-05-31 |
| CH214273A (en) | 1941-04-15 |
| FR868382A (en) | 1941-12-29 |
| DE740855C (en) | 1943-10-29 |
| CH214272A (en) | 1941-04-15 |