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 Lehtoniemen Metalli KyfiledCriticalLehtoniemen Metalli Ky
Priority to FI931549ApriorityCriticalpatent/FI931549A/en
Publication of FI931549A0publicationCriticalpatent/FI931549A0/en
Publication of FI931549ApublicationCriticalpatent/FI931549A/en