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 Seppo Olavi Mattila, Reijo Antero SaarenpaeaefiledCriticalSeppo Olavi Mattila
Priority to FI940527UpriorityCriticalpatent/FI1879U1/en
Publication of FIU940527U0publicationCriticalpatent/FIU940527U0/en
Application grantedgrantedCritical
Publication of FI1879U1publicationCriticalpatent/FI1879U1/en