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
Priority claimed from FI863574Aexternal-prioritypatent/FI76155C/fi
Application filed by Irmo KuusinenfiledCriticalIrmo Kuusinen
Priority to FI871969ApriorityCriticalpatent/FI76156C/fi
Publication of FI871969A0publicationCriticalpatent/FI871969A0/fi
Publication of FI871969ApublicationCriticalpatent/FI871969A/fi
Application grantedgrantedCritical
Publication of FI76156BpublicationCriticalpatent/FI76156B/fi
Publication of FI76156CpublicationCriticalpatent/FI76156C/fi