NL28915C - - Google Patents

Info

Publication number: NL28915C
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.)

1928-04-10

Publication of NL28915C publication Critical patent/NL28915C/xx

Classifications

- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/50—Thermionic-cathode tubes
- H01J17/52—Thermionic-cathode tubes with one cathode and one anode
- H01J17/54—Thermionic-cathode tubes with one cathode and one anode having one or more control electrodes

NL28915D 1928-04-10 NL28915C (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US268975A US1880092A (en)	1928-04-10	1928-04-10	Electron discharge device

Publications (1)

Publication Number	Publication Date
NL28915C true NL28915C (enrdf_load_stackoverflow)

Family

ID=23025319

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL28915D NL28915C (enrdf_load_stackoverflow)	1928-04-10

Country Status (4)

Country	Link
US (1)	US1880092A (enrdf_load_stackoverflow)
FR (1)	FR672920A (enrdf_load_stackoverflow)
GB (2)	GB309442A (enrdf_load_stackoverflow)
NL (1)	NL28915C (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2504713A (en) *	1942-09-24	1950-04-18	Gen Electric	Light sensitive electric discharge device and control circuits therefor
US2717962A (en) *	1944-03-31	1955-09-13	Louis F Wouters	Electric discharge devices
US2445462A (en) *	1944-04-26	1948-07-20	Westinghouse Electric Corp	Electrical discharge device and base
US2579884A (en) *	1947-12-11	1951-12-25	Comb Control Corp	Flame failure safeguard
US2872611A (en) *	1953-11-16	1959-02-03	Sylvania Electric Prod	Cathode

0
- NL NL28915D patent/NL28915C/xx active
1928
- 1928-04-10 US US268975A patent/US1880092A/en not_active Expired - Lifetime
1929
- 1929-02-25 GB GB6159/29A patent/GB309442A/en not_active Expired
- 1929-04-09 GB GB10952/29A patent/GB309447A/en not_active Expired
- 1929-04-10 FR FR672920D patent/FR672920A/fr not_active Expired

Also Published As

Publication number	Publication date
GB309447A (en)	1930-07-09
GB309442A (en)	1930-08-25
US1880092A (en)	1932-09-27
FR672920A (fr)	1930-01-08

Similar Documents

Publication	Publication Date	Title
FR643922A (enrdf_load_stackoverflow)	1928-09-25
FR645476A (enrdf_load_stackoverflow)	1928-10-26
FR643112A (enrdf_load_stackoverflow)	1928-09-10
FR642768A (enrdf_load_stackoverflow)	1928-09-04
FR636739A (enrdf_load_stackoverflow)	1928-04-16
BE346318A (enrdf_load_stackoverflow)
BE331538A (enrdf_load_stackoverflow)
NL27166C (enrdf_load_stackoverflow)
NL28915C (enrdf_load_stackoverflow)
NL25552C (enrdf_load_stackoverflow)
BE267873A (enrdf_load_stackoverflow)
BE283147A (enrdf_load_stackoverflow)
BE302117A (enrdf_load_stackoverflow)
BE302864A (enrdf_load_stackoverflow)
BE303782A (enrdf_load_stackoverflow)
BE313010A (enrdf_load_stackoverflow)
BE313099A (enrdf_load_stackoverflow)
BE317010A (enrdf_load_stackoverflow)
BE347699A (enrdf_load_stackoverflow)
BE323769A (enrdf_load_stackoverflow)
BE347600A (enrdf_load_stackoverflow)
BE333487A (enrdf_load_stackoverflow)
BE337939A (enrdf_load_stackoverflow)
BE349538A (enrdf_load_stackoverflow)
BE346330A (enrdf_load_stackoverflow)