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 Juha HakotiefiledCriticalJuha Hakotie
Priority to FI781084ApriorityCriticalpatent/FI59668C/fi
Publication of FI781084ApublicationCriticalpatent/FI781084A/fi
Application grantedgrantedCritical
Publication of FI59668BpublicationCriticalpatent/FI59668B/fi
Publication of FI59668CpublicationCriticalpatent/FI59668C/fi