NL19436C - - Google Patents

Info

Publication number: NL19436C
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.)

1926-04-06

Publication of NL19436C publication Critical patent/NL19436C/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
- H01J1/14—Solid thermionic cathodes characterised by the material

NL19436D 1926-04-06 NL19436C (xx)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
NL1777253X		1926-04-06

Publications (1)

Publication Number	Publication Date
NL19436C true NL19436C (xx)

Family

ID=19873084

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL19436D NL19436C (xx)	1926-04-06

Country Status (4)

Country	Link
US (1)	US1777253A (xx)
BE (1)	BE340880A (xx)
DE (1)	DE665414C (xx)
NL (1)	NL19436C (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2505909A (en) *	1948-02-26	1950-05-02	Bishop H Russell	Cathode-ray tube with oxide coated cathode
BE488975A (xx) *	1948-05-14
US2848635A (en) *	1954-11-16	1958-08-19	Vacuum Electronic Engineering	Ionization gauges
US3312856A (en) *	1963-03-26	1967-04-04	Gen Electric	Rhenium supported metallic boride cathode emitters

0
- BE BE340880D patent/BE340880A/xx unknown
- NL NL19436D patent/NL19436C/xx active
1926
- 1926-10-12 DE DEN26449D patent/DE665414C/de not_active Expired
1927
- 1927-02-25 US US171051A patent/US1777253A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
DE665414C (de)	1938-09-24
US1777253A (en)	1930-09-30
BE340880A (xx)

Publication	Publication Date	Title
AT112354B (xx)	1929-02-25
AT108096B (xx)	1927-11-25
AT109105B (xx)	1928-03-26
AT112305B (xx)	1929-02-25
BE332825A (xx)	1926-04-30
BE287588A (xx)
BE333319A (xx)
BE332329A (xx)
BE264164A (xx)
BE332179A (xx)
BE332097A (xx)
BE332092A (xx)
BE332091A (xx)
BE332000A (xx)
BE331886A (xx)
BE331789A (xx)
BE331764A (xx)
BE331706A (xx)
BE331680A (xx)
BE331639A (xx)
BE331638A (xx)
BE331576A (xx)
BE332395A (xx)
BE331237A (xx)
BE340880A (xx)