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 FI882763Aexternal-prioritypatent/FI882763A/fi
Priority claimed from FI882762Aexternal-prioritypatent/FI84233C/fi
Priority claimed from PCT/FI1989/000102external-prioritypatent/WO1989011928A1/en
Application filed by Halton OyfiledCriticalHalton Oy
Publication of NO900508D0publicationCriticalpatent/NO900508D0/no
Publication of NO900508LpublicationCriticalpatent/NO900508L/no