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TRAVAUX ET D APPLIC RADIOELECT
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TRAVAUX ET D APPLIC RADIOELECT
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Application filed by TRAVAUX ET D APPLIC RADIOELECTfiledCriticalTRAVAUX ET D APPLIC RADIOELECT
Application grantedgrantedCritical
Publication of FR943165ApublicationCriticalpatent/FR943165A/fr
H03C3/10—Angle modulation by means of variable impedance
H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
H03C3/14—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit
FR943165D1947-02-271947-02-27Procédé et dispositif pour l'émission de messages radiotélégraphiques manipulés par variation de fréquence
ExpiredFR943165A
(fr)