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 Primo OyfiledCriticalPrimo Oy
Priority to FI290/74ApriorityCriticalpatent/FI55110C/fi
Priority to DE19752503524prioritypatent/DE2503524A1/de
Publication of FI740290A0publicationCriticalpatent/FI740290A0/fi
Publication of FI55110BpublicationCriticalpatent/FI55110B/fi
Application grantedgrantedCritical
Publication of FI55110CpublicationCriticalpatent/FI55110C/fi