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Priority claimed from DD24816483Aexternal-prioritypatent/DD213705A1/en
Application filed by Plauener Spitze VebfiledCriticalPlauener Spitze Veb
Priority to IT67718/84ApriorityCriticalpatent/IT1179020B/en
Publication of IT8467718A0publicationCriticalpatent/IT8467718A0/en
Publication of IT8467718A1publicationCriticalpatent/IT8467718A1/en
Application grantedgrantedCritical
Publication of IT1179020BpublicationCriticalpatent/IT1179020B/en