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 Stroemberg Oy AbfiledCriticalStroemberg Oy Ab
Priority to FI760703ApriorityCriticalpatent/FI55720C/fi
Publication of FI760703A7publicationCriticalpatent/FI760703A7/fi
Application grantedgrantedCritical
Publication of FI55720BpublicationCriticalpatent/FI55720B/fi
Publication of FI55720CpublicationCriticalpatent/FI55720C/fi