NL25429C - - Google Patents

Info

Publication number: NL25429C
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.)

1927-06-25

Publication of NL25429C publication Critical patent/NL25429C/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
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment

NL25429D 1927-06-25 NL25429C (enrdf_load_stackoverflow)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
DEL69010D DE584068C (de)	1927-06-25	1927-06-25	Indirekt geheizte Kathode
DE292913X		1927-06-25

Publications (1)

Publication Number	Publication Date
NL25429C true NL25429C (enrdf_load_stackoverflow)

Family

ID=25780058

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL25429D NL25429C (enrdf_load_stackoverflow)	1927-06-25

Country Status (6)

Country	Link
US (1)	US1939997A (enrdf_load_stackoverflow)
AT (1)	AT124871B (enrdf_load_stackoverflow)
DE (1)	DE584068C (enrdf_load_stackoverflow)
FR (1)	FR656047A (enrdf_load_stackoverflow)
GB (2)	GB308823A (enrdf_load_stackoverflow)
NL (1)	NL25429C (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL110237C (enrdf_load_stackoverflow) *	1951-06-10

0
- NL NL25429D patent/NL25429C/xx active
1927
- 1927-06-25 DE DEL69010D patent/DE584068C/de not_active Expired
1928
- 1928-06-11 AT AT124871D patent/AT124871B/de active
- 1928-06-18 GB GB9966/29A patent/GB308823A/en not_active Expired
- 1928-06-18 GB GB17540/28A patent/GB292913A/en not_active Expired
- 1928-06-18 FR FR656047D patent/FR656047A/fr not_active Expired
- 1928-06-23 US US287812A patent/US1939997A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
GB292913A (en)	1929-06-20
FR656047A (fr)	1929-04-26
DE584068C (de)	1933-09-14
US1939997A (en)	1933-12-19
GB308823A (en)	1929-09-12
AT124871B (de)	1931-10-10

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