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 Winter OyfiledCriticalWinter Oy
Priority to FI761519ApriorityCriticalpatent/FI53556C/fi
Publication of FI761519A7publicationCriticalpatent/FI761519A7/fi
Publication of FI53556BpublicationCriticalpatent/FI53556B/fi
Application grantedgrantedCritical
Publication of FI53556CpublicationCriticalpatent/FI53556C/fi