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Application filed by Burmeister & Wains Mot Mask, Civilingenioer Jakob Knudsen JfiledCriticalBurmeister & Wains Mot Mask
Priority to DK287750ApriorityCriticalpatent/DK77662C/da
Priority to ES0199064Aprioritypatent/ES199064A1/es
Application grantedgrantedCritical
Publication of DK77662CpublicationCriticalpatent/DK77662C/da