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Application filed by Auvo Antti SavikurkifiledCriticalAuvo Antti Savikurki
Priority to FI731971ApriorityCriticalpatent/FI49593C/fi
Publication of FI197173A7publicationCriticalpatent/FI197173A7/fi
Publication of FI49593BpublicationCriticalpatent/FI49593B/fi
Application grantedgrantedCritical
Publication of FI49593CpublicationCriticalpatent/FI49593C/fi