BE429565A - - Google Patents

Info

Publication number: BE429565A
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.)

1937-08-07

Publication of BE429565A publication Critical patent/BE429565A/xx

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

BE429565D 1937-08-07 BE429565A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL83688A NL50865C (en)	1937-08-07	1937-08-07

Publications (1)

Publication Number	Publication Date
BE429565A true BE429565A (en)

Family

ID=43795021

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE429565D BE429565A (en)	1937-08-07

Country Status (6)

Country	Link
BE (1)	BE429565A (en)
CH (1)	CH208433A (en)
DE (1)	DE756219C (en)
FR (1)	FR841800A (en)
GB (1)	GB517643A (en)
NL (1)	NL50865C (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB670582A (en) *	1945-11-07	1952-04-23	Emi Ltd	Improvements in or relating to electron discharge devices employing secondary-electron-emission and electrodes for use therein

0
- BE BE429565D patent/BE429565A/xx unknown
1937
- 1937-08-07 NL NL83688A patent/NL50865C/xx active
1938
- 1938-08-04 GB GB23076/38A patent/GB517643A/en not_active Expired
- 1938-08-06 CH CH208433D patent/CH208433A/en unknown
- 1938-08-06 DE DEN42300D patent/DE756219C/en not_active Expired
- 1938-08-06 FR FR841800D patent/FR841800A/en not_active Expired

Also Published As

Publication number	Publication date
GB517643A (en)	1940-02-05
FR841800A (en)	1939-05-26
CH208433A (en)	1940-01-31
NL50865C (en)	1941-08-16
DE756219C (en)	1944-10-05

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