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DUCRETET SOC D Ets
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H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
H03D7/06—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes
H03D7/10—Transference of modulation from one carrier to another, e.g. frequency-changing by means of discharge tubes having more than two electrodes the signals to be mixed being applied between different pairs of electrodes
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FR591789D1925-01-201925-01-20Dispositif récepteur pour radiosignalisation à transformation de fréquence
ExpiredFR591789A
(fr)