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 Abb Research LtdfiledCriticalAbb Research Ltd
Priority to FI964840ApriorityCriticalpatent/FI105855B/fi
Publication of FI964840A0publicationCriticalpatent/FI964840A0/fi
Publication of FI964840ApublicationCriticalpatent/FI964840A/fi
Application grantedgrantedCritical
Publication of FI105855BpublicationCriticalpatent/FI105855B/fi