NL89871C - - Google Patents

Info

Publication number: NL89871C
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.)

1950-12-08

Publication of NL89871C publication Critical patent/NL89871C/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
- H01J1/26—Supports for the emissive material

NL89871D 1950-12-08 NL89871C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US199752A US2686889A (en)	1950-12-08	1950-12-08	Cathode sleeve

Publications (1)

Publication Number	Publication Date
NL89871C true NL89871C (enrdf_load_stackoverflow)

Family

ID=22738873

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL89871D NL89871C (enrdf_load_stackoverflow)	1950-12-08

Country Status (6)

Country	Link
US (1)	US2686889A (enrdf_load_stackoverflow)
BE (1)	BE507670A (enrdf_load_stackoverflow)
DE (1)	DE886044C (enrdf_load_stackoverflow)
FR (1)	FR1054093A (enrdf_load_stackoverflow)
GB (1)	GB697581A (enrdf_load_stackoverflow)
NL (1)	NL89871C (enrdf_load_stackoverflow)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US1612635A (en) *	1922-09-22	1926-12-28	Verona Tool Works	Method of making rail bonds
US2001355A (en) *	1932-06-18	1935-05-14	Patent Button Co	Die or anchor for tack buttons
US2029482A (en) *	1934-04-14	1936-02-04	Haslauer Adolf	Cathode for thermionic valves
US2324177A (en) *	1942-01-01	1943-07-13	Rca Corp	Cathode sleeve
US2536677A (en) *	1944-08-31	1951-01-02	Sylvania Electric Prod	Base threading method and apparatus

0
- BE BE507670D patent/BE507670A/xx unknown
- NL NL89871D patent/NL89871C/xx active
1950
- 1950-12-08 US US199752A patent/US2686889A/en not_active Expired - Lifetime
1951
- 1951-11-12 FR FR1054093D patent/FR1054093A/fr not_active Expired
- 1951-12-06 GB GB28660/51A patent/GB697581A/en not_active Expired
- 1951-12-08 DE DER7827A patent/DE886044C/de not_active Expired

Also Published As

Publication number	Publication date
GB697581A (en)	1953-09-23
US2686889A (en)	1954-08-17
FR1054093A (fr)	1954-02-08
DE886044C (de)	1953-08-10
BE507670A (enrdf_load_stackoverflow)

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