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 Sohlberg Ab Oy G WfiledCriticalSohlberg Ab Oy G W
Priority to FI884622ApriorityCriticalpatent/FI84581C/fi
Publication of FI884622A0publicationCriticalpatent/FI884622A0/fi
Publication of FI884622ApublicationCriticalpatent/FI884622A/fi
Application grantedgrantedCritical
Publication of FI84581BpublicationCriticalpatent/FI84581B/fi
Publication of FI84581CpublicationCriticalpatent/FI84581C/fi