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 Koistinen Toimi KalervofiledCriticalKoistinen Toimi Kalervo
Priority to FI935963ApriorityCriticalpatent/FI935963A0/fi
Publication of FI935963A0publicationCriticalpatent/FI935963A0/fi