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 Olavin Puu KyfiledCriticalOlavin Puu Ky
Priority to FI831078ApriorityCriticalpatent/FI65197C/fi
Publication of FI831078A0publicationCriticalpatent/FI831078A0/fi
Application grantedgrantedCritical
Publication of FI65197BpublicationCriticalpatent/FI65197B/fi
Publication of FI65197CpublicationCriticalpatent/FI65197C/fi