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 Persson Bo S VfiledCriticalPersson Bo S V
Priority to FI21067ApriorityCriticalpatent/FI45897C/en
Publication of FI45897BpublicationCriticalpatent/FI45897B/fi
Application grantedgrantedCritical
Publication of FI45897CpublicationCriticalpatent/FI45897C/en