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 Osmo LaaksonenfiledCriticalOsmo Laaksonen
Priority to FI761250ApriorityCriticalpatent/FI52685C/fi
Priority to SE7705230Aprioritypatent/SE7705230L/xx
Application grantedgrantedCritical
Publication of FI52685BpublicationCriticalpatent/FI52685B/fi
Publication of FI52685CpublicationCriticalpatent/FI52685C/fi