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 Risto Kalervo KorhonenfiledCriticalRisto Kalervo Korhonen
Priority to FI900954ApriorityCriticalpatent/FI900954A/en
Publication of FI900954A0publicationCriticalpatent/FI900954A0/en
Priority to FI910483Aprioritypatent/FI910483A/en
Priority to FI910482Aprioritypatent/FI91222C/en
Priority to PCT/FI1991/000057prioritypatent/WO1991012943A1/en
Priority to AU72406/91Aprioritypatent/AU7240691A/en
Publication of FI900954ApublicationCriticalpatent/FI900954A/en