FR824968A - Light amplifier tube - Google Patents

Light amplifier tube

Info

Publication number: FR824968A
Authority: FR; France
Prior art keywords: amplifier tube; light amplifier; light; tube; amplifier
Prior art date: 1936-07-30
Legal status (The legal status 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 status listed.): Expired

Application number

Other languages

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Robert Bosch Fernsehanlagen GmbH

Original Assignee

Fernseh GmbH

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.)

1936-07-30

Filing date

1937-07-30

Publication date

1938-02-21

1937-07-30 Application filed by Fernseh GmbH filed Critical Fernseh GmbH

1938-02-21 Application granted granted Critical

1938-02-21 Publication of FR824968A publication Critical patent/FR824968A/en

Status Expired legal-status Critical Current

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

FR824968D 1936-07-30 1937-07-30 Light amplifier tube Expired FR824968A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE499661X		1936-07-30

Publications (1)

Publication Number	Publication Date
FR824968A true FR824968A (en)	1938-02-21

Family

ID=6545503

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR824968D Expired FR824968A (en)	1936-07-30	1937-07-30	Light amplifier tube

Country Status (2)

Country	Link
FR (1)	FR824968A (en)
GB (1)	GB499661A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2431507A (en) *	1944-04-03	1947-11-25	Farnsworth Res Corp	Electron multiplier
BE494327A (en) *	1949-03-07
US2754428A (en) *	1951-09-17	1956-07-10	George W Franks	Electron discharge device
CN101924007B (en) *	2009-06-10	2012-06-27	中国科学院高能物理研究所	Photomultiplier

1937
- 1937-07-26 GB GB20628/37A patent/GB499661A/en not_active Expired
- 1937-07-30 FR FR824968D patent/FR824968A/en not_active Expired

Also Published As

Publication number	Publication date
GB499661A (en)	1939-01-26

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