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Priority claimed from IT20535/84Aexternal-prioritypatent/IT1176047B/it
Priority claimed from IT22760/84Aexternal-prioritypatent/IT1176752B/it
Application filed by Marzo Gaetano ManifatturafiledCriticalMarzo Gaetano Manifattura
Priority claimed from EP85830088Aexternal-prioritypatent/EP0170628B1/de
Application grantedgrantedCritical
Publication of ATE49248T1publicationCriticalpatent/ATE49248T1/de