NL76656C - - Google Patents

Info

Publication number: NL76656C
Authority: NL; Netherlands

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.)

1949-05-06

Publication of NL76656C publication Critical patent/NL76656C/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
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
- H01J1/16—Cathodes heated directly by an electric current characterised by the shape

NL76656D 1949-05-06 NL76656C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB1217749A GB666175A (en)	1949-05-06	1949-05-06	Improvements in or relating to directly heated cathodes for thermionic valves

Publications (1)

Publication Number	Publication Date
NL76656C true NL76656C (enrdf_load_html_response)

Family

ID=9999753

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL76656D NL76656C (enrdf_load_html_response)	1949-05-06

Country Status (3)

Country	Link
FR (1)	FR1017164A (enrdf_load_html_response)
GB (1)	GB666175A (enrdf_load_html_response)
NL (1)	NL76656C (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1490577A (fr) *	1966-05-18	1967-08-04	Thomson Houston Comp Francaise	Perfectionnements aux cathodes à chauffage direct en forme de cage

0
- NL NL76656D patent/NL76656C/xx active
1949
- 1949-05-06 GB GB1217749A patent/GB666175A/en not_active Expired
1950
- 1950-05-06 FR FR1017164D patent/FR1017164A/fr not_active Expired

Also Published As

Publication number	Publication date
GB666175A (en)	1952-02-06
FR1017164A (fr)	1952-12-03

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