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 Tampella Oy AbfiledCriticalTampella Oy Ab
Priority to FI144172ApriorityCriticalpatent/FI49277C/fi
Priority to FI322172Aprioritypatent/FI49697C/fi
Application grantedgrantedCritical
Publication of FI49277BpublicationCriticalpatent/FI49277B/fi
Publication of FI49277CpublicationCriticalpatent/FI49277C/fi