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Application filed by G PerssonfiledCriticalG Persson
Priority to FI63765ApriorityCriticalpatent/FI44701C/fi
Application grantedgrantedCritical
Publication of FI44701BpublicationCriticalpatent/FI44701B/fi
Publication of FI44701CpublicationCriticalpatent/FI44701C/fi