NL229121A - - Google Patents

Info

Publication number
NL229121A
NL229121A NL229121DA NL229121A NL 229121 A NL229121 A NL 229121A NL 229121D A NL229121D A NL 229121DA NL 229121 A NL229121 A NL 229121A
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.)
Publication of NL229121A publication Critical patent/NL229121A/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
    • H01J23/0876—Magnetic focusing arrangements with arrangements improving the linearity and homogeniety of the axial field, e.g. field straightener
NL229121D 1958-06-27 NL229121A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL229121 1958-06-27

Publications (1)

Publication Number Publication Date
NL229121A true NL229121A (enrdf_load_html_response)

Family

ID=19751264

Family Applications (2)

Application Number Title Priority Date Filing Date
NL229121D NL229121A (enrdf_load_html_response) 1958-06-27
NL98136D NL98136C (enrdf_load_html_response) 1958-06-27

Family Applications After (1)

Application Number Title Priority Date Filing Date
NL98136D NL98136C (enrdf_load_html_response) 1958-06-27

Country Status (6)

Country Link
US (1) US2988659A (enrdf_load_html_response)
CH (1) CH379649A (enrdf_load_html_response)
DE (1) DE1106428B (enrdf_load_html_response)
FR (1) FR1227990A (enrdf_load_html_response)
GB (1) GB918016A (enrdf_load_html_response)
NL (2) NL98136C (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3250946A (en) * 1961-02-07 1966-05-10 Philips Corp Travelling wave tube, in which an electron beam interacts with a helical delay line, having spurious oscillation suppressing means
BE625032A (enrdf_load_html_response) * 1961-11-20

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2591350A (en) * 1947-04-26 1952-04-01 Raytheon Mfg Co Traveling-wave electron reaction device
BE521065A (enrdf_load_html_response) * 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
US2867745A (en) * 1953-10-07 1959-01-06 Bell Telephone Labor Inc Periodic magnetic focusing system
US2812470A (en) * 1954-10-22 1957-11-05 Bell Telephone Labor Inc Periodic focusing in traveling wave tubes
GB792002A (en) * 1955-04-12 1958-03-19 Marrison & Catherall Ltd Improvements in centralising means for electronic devices making use of a focussed electron beam
NL209831A (enrdf_load_html_response) * 1955-10-27
NL214979A (enrdf_load_html_response) * 1956-03-01
US2791718A (en) * 1956-04-23 1957-05-07 Bell Telephone Labor Inc Magnetic structure for traveling wave tubes

Also Published As

Publication number Publication date
GB918016A (en) 1963-02-13
US2988659A (en) 1961-06-13
CH379649A (de) 1964-07-15
DE1106428B (de) 1961-05-10
FR1227990A (fr) 1960-08-26
NL98136C (enrdf_load_html_response)

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