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 FI904959Aexternal-prioritypatent/FI90106C/fi
Application filed by Gesertek OyfiledCriticalGesertek Oy
Priority to FI914707ApriorityCriticalpatent/FI914707A/fi
Publication of FI914707A0publicationCriticalpatent/FI914707A0/fi
Publication of FI914707ApublicationCriticalpatent/FI914707A/fi