FR881120A - Improvements to electrical devices comprising an incandescent cathode converter tube - Google Patents

Improvements to electrical devices comprising an incandescent cathode converter tube

Info

Publication number
FR881120A
FR881120A FR881120DA FR881120A FR 881120 A FR881120 A FR 881120A FR 881120D A FR881120D A FR 881120DA FR 881120 A FR881120 A FR 881120A
Authority
FR
France
Prior art keywords
electrical devices
converter tube
incandescent cathode
cathode converter
incandescent
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR881120A publication Critical patent/FR881120A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J17/00—Gas-filled discharge tubes with solid cathode
    • H01J17/02—Details
    • H01J17/14—Magnetic means for controlling the discharge
FR881120D 1941-04-11 1942-04-09 Improvements to electrical devices comprising an incandescent cathode converter tube Expired FR881120A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL239448X 1941-04-11

Publications (1)

Publication Number Publication Date
FR881120A true FR881120A (en) 1943-04-15

Family

ID=19780455

Family Applications (1)

Application Number Title Priority Date Filing Date
FR881120D Expired FR881120A (en) 1941-04-11 1942-04-09 Improvements to electrical devices comprising an incandescent cathode converter tube

Country Status (6)

Country Link
US (1) US2543702A (en)
BE (1) BE445176A (en)
CH (1) CH239448A (en)
FR (1) FR881120A (en)
GB (1) GB632987A (en)
NL (1) NL60693C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2640173A (en) * 1949-02-08 1953-05-26 Du Mont Allen B Lab Inc Suppression of spurious oscillations
US3032675A (en) * 1960-07-18 1962-05-01 Burroughs Corp Magnetron tube
DE1147697B (en) * 1960-11-22 1963-04-25 Csf Gas-filled rectifier tubes

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB147856A (en) * 1916-12-23 1922-01-09 Walther Kossel Improvements in electric discharge tubes
US1558120A (en) * 1922-04-03 1925-10-20 Simpson Frederick Grant Radio receiving system
US1807098A (en) * 1924-08-13 1931-05-26 Regan Safety Devices Co Inc Magnetron circuit controlling apparatus
US1666858A (en) * 1926-05-27 1928-04-17 Jahn Augustus Henry Vacuum tube
US1791973A (en) * 1928-12-05 1931-02-10 Perryman Electric Co Inc Direction finder
DE660398C (en) * 1934-02-23 1938-05-21 Telefunken Gmbh Tube assembly using a shunt adjustable permanent magnet
NL46156C (en) * 1936-02-01
US2135006A (en) * 1936-04-21 1938-11-01 Philips Nv Rectifying device

Also Published As

Publication number Publication date
US2543702A (en) 1951-02-27
NL60693C (en)
BE445176A (en)
GB632987A (en) 1949-12-05
CH239448A (en) 1945-10-15

Similar Documents

Publication Publication Date Title
FR878382A (en) Improvements to incandescent electric lamps
FR856091A (en) Improvements to electrical devices incorporating cathode ray tubes
FR938632A (en) Improvements to magnetron thermionic tubes
FR938032A (en) Improvements to electrical breaking devices using thermionic lamps
FR881120A (en) Improvements to electrical devices comprising an incandescent cathode converter tube
FR880406A (en) Improvements to incandescent electric lamps
FR884839A (en) Frequency changer assembly comprising an electric discharge tube
CH226560A (en) Electrical conversion assembly.
FR945110A (en) Improvements to thermionic cathode devices
FR888588A (en) Improvements to devices comprising an electric discharge tube
FR878052A (en) Improvements to devices comprising an electric discharge tube
FR886842A (en) Oxide Cathode Current Converter Tube
FR891541A (en) Improvements to electrical devices comprising a magnetron tube
FR973130A (en) Improvements to multiple electrical connection devices
FR879105A (en) Improvements made to electric discharge tubes
FR891997A (en) Improvements to incandescent electric lamps or discharge tubes
FR939170A (en) Improvements to thermoelectronic tube modulation devices
FR908833A (en) Improvements to electrical contacts
FR884840A (en) Improvements made to electric discharge tubes
FR876160A (en) Improvements to devices comprising a gas-filled electric discharge tube
FR882925A (en) Improvements to cooled anode electric discharge tubes
FR851895A (en) Improvements to equipment comprising discharge tubes
FR878202A (en) Improvements to circuits comprising electron tubes
FR900299A (en) Improvements to electric discharge tubes
FR51214E (en) Improvements to equipment comprising discharge tubes