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Publication of FR897611ApublicationCriticalpatent/FR897611A/fr
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
FR897611D1943-04-141943-04-14Contacteur pour appareils électriques
ExpiredFR897611A
(fr)