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
Application filed by Tapani Tirkkonen, Matti MustonenfiledCriticalTapani Tirkkonen
Priority to FI20070563ApriorityCriticalpatent/FI20070563A0/fi
Publication of FI20070563A0publicationCriticalpatent/FI20070563A0/fi
Priority to FI20070646Aprioritypatent/FI20070646A0/fi
Priority to FI20070728Aprioritypatent/FI20070728A0/fi