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
Priority claimed from FI172472Aexternal-prioritypatent/FI49652C/fi
Application filed by Huurre OyfiledCriticalHuurre Oy
Priority to FI2513/73ApriorityCriticalpatent/FI251373A7/fi
Publication of FI251373A7publicationCriticalpatent/FI251373A7/fi