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 Esko Olavi KettunenfiledCriticalEsko Olavi Kettunen
Priority to FI970058UpriorityCriticalpatent/FI2896U1/en
Publication of FIU970058U0publicationCriticalpatent/FIU970058U0/en
Application grantedgrantedCritical
Publication of FI2896U1publicationCriticalpatent/FI2896U1/en