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DUCRETET SOC D Ets
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DUCRETET SOC D Ets
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Publication of FR666830ApublicationCriticalpatent/FR666830A/fr
H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
FR666830D1928-04-051928-04-05Ensemble de cadres collecteurs d'ondes, formant meuble
ExpiredFR666830A
(fr)