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H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
FR762916D1933-10-251933-10-25Dispositif pour réaliser l'automaticité des appareils récepteurs de radiophonie
ExpiredFR762916A
(fr)