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 Martela AgfiledCriticalMartela Ag
Priority to FI841381ApriorityCriticalpatent/FI71639C/en
Publication of FI841381A0publicationCriticalpatent/FI841381A0/en
Publication of FI841381ApublicationCriticalpatent/FI841381A/en
Application grantedgrantedCritical
Publication of FI71639BpublicationCriticalpatent/FI71639B/en
Publication of FI71639CpublicationCriticalpatent/FI71639C/en