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 E I Kekkonen KyfiledCriticalE I Kekkonen Ky
Priority to FI930464UpriorityCriticalpatent/FI1037U1/fi
Publication of FIU930464U0publicationCriticalpatent/FIU930464U0/fi
Application grantedgrantedCritical
Publication of FI1037U1publicationCriticalpatent/FI1037U1/fi