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Application filed by Viggo BerthelsenfiledCriticalViggo Berthelsen
Priority to DK190447ApriorityCriticalpatent/DK70201C/da
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Publication of DK70201CpublicationCriticalpatent/DK70201C/da
DK190447A1947-05-141947-05-14Fremgangsmåde ved finering af tædele i en finerpresse samt elastisk hjælpeplade til brug ved fremgangsmådens udøvelse.
DK70201C
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