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 Valmet OyfiledCriticalValmet Oy
Priority to FI271065ApriorityCriticalpatent/FI40360B/fi
Priority to DE19661511225prioritypatent/DE1511225A1/de
Priority to GB5054066Aprioritypatent/GB1129708A/en
Priority to SE1548166Aprioritypatent/SE335473B/xx
Application grantedgrantedCritical
Publication of FI40360BpublicationCriticalpatent/FI40360B/fi