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 Becker & Van HuellenfiledCriticalBecker & Van Huellen
Priority to FI969/74ApriorityCriticalpatent/FI96974A7/fi
Publication of FI96974A7publicationCriticalpatent/FI96974A7/fi