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 Rintekno OyfiledCriticalRintekno Oy
Priority to FI852629ApriorityCriticalpatent/FI72202C/en
Publication of FI852629A0publicationCriticalpatent/FI852629A0/en
Application grantedgrantedCritical
Publication of FI72202BpublicationCriticalpatent/FI72202B/en
Publication of FI72202CpublicationCriticalpatent/FI72202C/en