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CONTROLE SOC ET
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CONTROLE SOC ET
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Publication of FR900892ApublicationCriticalpatent/FR900892A/fr
H03J3/28—Continuous tuning of more than one resonant circuit simultaneously, the tuning frequencies of the circuits having a substantially constant difference throughout the tuning range
FR900892D1943-12-301943-12-30Perfectionnement apporté aux dispositifs d'accord des postes récepteurs radioélectriques à changement de fréquence
ExpiredFR900892A
(fr)