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Application filed by Lustrafil LtdfiledCriticalLustrafil Ltd
Application grantedgrantedCritical
Publication of DK68730CpublicationCriticalpatent/DK68730C/da
DK59247A1946-02-231947-02-11Fremgangsmåde ved kontinuerlig fremstilling eller behandling eller både fremstilling og behandling af kunsttråd.
DK68730C
(da)