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 Rolg Gustav ThulinfiledCriticalRolg Gustav Thulin
Priority to SE7402912ApriorityCriticalpatent/SE382319B/xx
Priority to FI750624Aprioritypatent/FI750624A7/fi
Publication of SE7402912LpublicationCriticalpatent/SE7402912L/
Publication of SE382319BpublicationCriticalpatent/SE382319B/xx