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 Matti KarhumaekifiledCriticalMatti Karhumaeki
Priority to FI881555ApriorityCriticalpatent/FI86292C/fi
Publication of FI881555A0publicationCriticalpatent/FI881555A0/fi
Priority to FI892665Aprioritypatent/FI892665A/fi
Publication of FI881555ApublicationCriticalpatent/FI881555A/fi
Application grantedgrantedCritical
Publication of FI86292BpublicationCriticalpatent/FI86292B/fi
Publication of FI86292CpublicationCriticalpatent/FI86292C/fi