Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Osy OyfiledCriticalOsy Oy
Priority to FI822805ApriorityCriticalpatent/FI67931C/fi
Publication of FI822805A0publicationCriticalpatent/FI822805A0/fi
Publication of FI822805LpublicationCriticalpatent/FI822805L/fi
Publication of FI67931BpublicationCriticalpatent/FI67931B/fi
Application grantedgrantedCritical
Publication of FI67931CpublicationCriticalpatent/FI67931C/fi