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 PCT/FI1987/000150external-prioritypatent/WO1988003419A1/en
Application filedfiledCritical
Publication of RO101776B1publicationCriticalpatent/RO101776B1/en