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 Sakari PatjasfiledCriticalSakari Patjas
Priority to FI762051ApriorityCriticalpatent/FI762051A/fi
Publication of FI762051ApublicationCriticalpatent/FI762051A/fi