BE444207A - - Google Patents

Info

Publication number
BE444207A
BE444207A BE444207DA BE444207A BE 444207 A BE444207 A BE 444207A BE 444207D A BE444207D A BE 444207DA BE 444207 A BE444207 A BE 444207A
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 BE444207A publication Critical patent/BE444207A/xx

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F11/00—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position
    • G09F11/02—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position the display elements being secured to rotating members, e.g. drums, spindles
    • G09F11/025—Indicating arrangements for variable information in which the complete information is permanently attached to a movable support which brings it to the display position the display elements being secured to rotating members, e.g. drums, spindles the members being rotated simultaneously, each face of the member carrying a part of the sign
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
    • H03F1/14—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means
    • H03F1/16—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of neutralising means in discharge-tube amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/26—Push-pull amplifiers; Phase-splitters therefor
    • H03F3/28—Push-pull amplifiers; Phase-splitters therefor with tubes only

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Particle Accelerators (AREA)
  • Water Treatment By Electricity Or Magnetism (AREA)
BE444207D 1941-02-27 BE444207A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR972390T 1941-02-27

Publications (1)

Publication Number Publication Date
BE444207A true BE444207A (xx)

Family

ID=9515947

Family Applications (1)

Application Number Title Priority Date Filing Date
BE444207D BE444207A (xx) 1941-02-27

Country Status (5)

Country Link
US (1) US2520765A (xx)
BE (1) BE444207A (xx)
FR (1) FR972390A (xx)
GB (1) GB576152A (xx)
NL (1) NL62596C (xx)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1995339A (en) * 1930-12-10 1935-03-26 Norge Corp Refrigerator throat lining
NL51108C (xx) * 1935-11-19
FR816136A (fr) * 1936-04-10 1937-07-30 Materiel Telephonique Perfectionnements aux circuits comportant des tubes thermcioniques
GB515864A (en) * 1938-06-30 1939-12-15 Eric Lawrence Casling White Improvements in or relating to thermionic valve circuits
US2228939A (en) * 1938-09-30 1941-01-14 Rca Corp High frequency power tube
US2272062A (en) * 1939-03-01 1942-02-03 Rca Corp Coaxial line ultra high frequency amplifier

Also Published As

Publication number Publication date
NL62596C (xx)
FR972390A (fr) 1951-01-29
GB576152A (en) 1946-03-21
US2520765A (en) 1950-08-29

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