BE427645A - - Google Patents

Info

Publication number: BE427645A
Authority: BE; Belgium

Application number

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1937-04-23

Publication of BE427645A publication Critical patent/BE427645A/xx

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
- H01J43/22—Dynodes consisting of electron-permeable material, e.g. foil, grid, tube, venetian blind

BE427645D 1937-04-23 BE427645A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE513879X		1937-04-23

Publications (1)

Publication Number	Publication Date
BE427645A true BE427645A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=6548536

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE427645D BE427645A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)	1937-04-23

Country Status (4)

Country	Link
US (1)	US2238634A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1)	BE427645A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1)	FR836986A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1)	GB513879A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2728014A (en) *	1951-04-26	1955-12-20	Rca Corp	Electron lens for multiplier phototubes with very low spherical aberration

0
- BE BE427645D patent/BE427645A/xx unknown
1938
- 1938-04-21 US US203418A patent/US2238634A/en not_active Expired - Lifetime
- 1938-04-22 FR FR836986D patent/FR836986A/fr not_active Expired
- 1938-04-22 GB GB12126/38A patent/GB513879A/en not_active Expired

Also Published As

Publication number	Publication date
US2238634A (en)	1941-04-15
FR836986A (fr)	1939-01-31
GB513879A (en)	1939-10-24

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