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Application filed by Serlachius OyfiledCriticalSerlachius Oy
Priority to FI2667/74ApriorityCriticalpatent/FI54517C/fi
Publication of FI266774A7publicationCriticalpatent/FI266774A7/fi
Publication of FI54517BpublicationCriticalpatent/FI54517B/fi
Application grantedgrantedCritical
Publication of FI54517CpublicationCriticalpatent/FI54517C/fi