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 KuokkafiledCriticalMatti Kuokka
Priority to FI762993ApriorityCriticalpatent/FI54754C/fi
Publication of FI762993ApublicationCriticalpatent/FI762993A/fi
Publication of FI54754BpublicationCriticalpatent/FI54754B/fi
Application grantedgrantedCritical
Publication of FI54754CpublicationCriticalpatent/FI54754C/fi