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Application filed by Kessel BernhardfiledCriticalKessel Bernhard
Priority to IT19730/80ApriorityCriticalpatent/IT1149903B/it
Publication of IT8019730A0publicationCriticalpatent/IT8019730A0/it
Application grantedgrantedCritical
Publication of IT1149903BpublicationCriticalpatent/IT1149903B/it