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Application filed by Stoebestaalfabrikanterne FriedfiledCriticalStoebestaalfabrikanterne Fried
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Publication of DK29460CpublicationCriticalpatent/DK29460C/da
DK29460D1915-10-231920-05-21Anordning til Undertrykkelse af Afbrydegnisten ved Afbrydelse af en Strømkreds, der indeholder Selvinduktion.
DK29460C
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