BE441898A - - Google Patents

Info

Publication number: BE441898A
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.)

1938-11-04

Publication of BE441898A publication Critical patent/BE441898A/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

BE441898D 1938-11-04 BE441898A (cg-RX-API-DMAC7.html)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE216056X		1938-11-04

Publications (1)

Publication Number	Publication Date
BE441898A true BE441898A (cg-RX-API-DMAC7.html)

Family

ID=5827202

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE441898D BE441898A (cg-RX-API-DMAC7.html)	1938-11-04

Country Status (3)

Country	Link
BE (1)	BE441898A (cg-RX-API-DMAC7.html)
CH (1)	CH216056A (cg-RX-API-DMAC7.html)
FR (1)	FR882472A (cg-RX-API-DMAC7.html)

0
- BE BE441898D patent/BE441898A/xx unknown
1940
- 1940-08-13 CH CH216056D patent/CH216056A/de unknown
1942
- 1942-06-01 FR FR882472D patent/FR882472A/fr not_active Expired

Also Published As

Publication number	Publication date
CH216056A (de)	1941-07-31
FR882472A (fr)	1943-06-04

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