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
Priority claimed from FI882136Aexternal-prioritypatent/FI882136A/en
Application filed by Risto MinkkinenfiledCriticalRisto Minkkinen
Priority to FI890221ApriorityCriticalpatent/FI82521C/en
Publication of FI890221A0publicationCriticalpatent/FI890221A0/en
Priority to AU48255/90Aprioritypatent/AU4825590A/en
Priority to EP19900901587prioritypatent/EP0454700A1/en
Priority to PCT/FI1990/000014prioritypatent/WO1990008021A1/en
Priority to CA 2044602prioritypatent/CA2044602A1/en
Publication of FI890221ApublicationCriticalpatent/FI890221A/en
Publication of FI82521BpublicationCriticalpatent/FI82521B/en
Application grantedgrantedCritical
Publication of FI82521CpublicationCriticalpatent/FI82521C/en