IT1069308B - Carrello porta bobine per la manipolazione delle bobine e perlo svolgimento del cavo
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Carrello porta bobine per la manipolazione delle bobine e perlo svolgimento del cavo
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IT1069308B
IT1069308BIT947176AIT947176AIT1069308BIT 1069308 BIT1069308 BIT 1069308BIT 947176 AIT947176 AIT 947176AIT 947176 AIT947176 AIT 947176AIT 1069308 BIT1069308 BIT 1069308B
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Application filed by Fedi Silvio, Fedi RiccardofiledCriticalFedi Silvio
Priority to IT947176ApriorityCriticalpatent/IT1069308B/it
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Gevormde ferromagnetische ferrietkern met een bij sterke bekrachtiging negatieve temperatuurcoefficient van de wisselveldverliezen en lijnafbuigtransformator met een dergelijke kern.