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Application filed by Thorvald Daugaard-Soerensen, Ove Vilsoet ThyssenfiledCriticalThorvald Daugaard-Soerensen
Priority to DK425559ApriorityCriticalpatent/DK96636C/en
Application grantedgrantedCritical
Publication of DK96636CpublicationCriticalpatent/DK96636C/en