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.)
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Publication date
Priority claimed from FI812278Aexternal-prioritypatent/FI65440C/en
Application filed by Kaukas Ab OyfiledCriticalKaukas Ab Oy
Priority to FI833773ApriorityCriticalpatent/FI833773A0/en
Publication of FI833773ApublicationCriticalpatent/FI833773A/en
Publication of FI833773A0publicationCriticalpatent/FI833773A0/en