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 V ValofiledCriticalV Valo
Priority to FI723117ApriorityCriticalpatent/FI47562C/fi
Application grantedgrantedCritical
Publication of FI47562BpublicationCriticalpatent/FI47562B/fi
Priority to SE7315194Aprioritypatent/SE400253B/xx
Publication of FI47562CpublicationCriticalpatent/FI47562C/fi