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Priority claimed from CH2158/81Aexternal-prioritypatent/CH656147A5/de
Application filed by Fischer Ag GeorgfiledCriticalFischer Ag Georg
Publication of FI824105A7publicationCriticalpatent/FI824105A7/fi
Publication of FI824105A0publicationCriticalpatent/FI824105A0/fi
Publication of FI824105LpublicationCriticalpatent/FI824105L/fi