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 Vaeinoe Antero KoivistofiledCriticalVaeinoe Antero Koivisto
Priority to FI974568ApriorityCriticalpatent/FI974568A0/fi
Publication of FI974568A0publicationCriticalpatent/FI974568A0/fi