BE545514A - - Google Patents

Info

Publication number
BE545514A
BE545514A BE545514DA BE545514A BE 545514 A BE545514 A BE 545514A BE 545514D A BE545514D A BE 545514DA BE 545514 A BE545514 A BE 545514A
Authority
BE
Belgium
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.)
Publication of BE545514A publication Critical patent/BE545514A/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/087—Magnetic focusing arrangements
    • H01J23/0873—Magnetic focusing arrangements with at least one axial-field reversal along the interaction space, e.g. P.P.M. focusing
BE545514D 1954-11-12 BE545514A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2882439X 1954-11-12

Publications (1)

Publication Number Publication Date
BE545514A true BE545514A (enrdf_load_stackoverflow)

Family

ID=17727689

Family Applications (1)

Application Number Title Priority Date Filing Date
BE545514D BE545514A (enrdf_load_stackoverflow) 1954-11-12

Country Status (3)

Country Link
US (1) US2882439A (enrdf_load_stackoverflow)
BE (1) BE545514A (enrdf_load_stackoverflow)
NL (1) NL201701A (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL237015A (enrdf_load_stackoverflow) * 1958-03-12
US2991382A (en) * 1958-03-20 1961-07-04 Nippon Electric Co Electron beam tube focusing device
US3027484A (en) * 1958-03-29 1962-03-27 Kobe Kogyo Kabushiki Kaisha Periodic magnetic focussing system for travelling wave tubes
US3001094A (en) * 1959-01-14 1961-09-19 Nippon Electric Co Magnetic focusing device
US3106659A (en) * 1959-03-24 1963-10-08 Kearfott Company Inc Microwave tube construction

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE521065A (enrdf_load_stackoverflow) * 1952-07-01
US2741718A (en) * 1953-03-10 1956-04-10 Sperry Rand Corp High frequency apparatus
US2797360A (en) * 1953-03-26 1957-06-25 Int Standard Electric Corp Travelling wave amplifiers

Also Published As

Publication number Publication date
US2882439A (en) 1959-04-14
NL201701A (enrdf_load_stackoverflow)

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