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Priority claimed from IT8905204Aexternal-prioritypatent/IT1232774B/it
Priority claimed from IT6921Uexternal-prioritypatent/IT221211Z2/it
Application filed by Maurizio BolzacchinifiledCriticalMaurizio Bolzacchini
Priority claimed from EP90830385Aexternal-prioritypatent/EP0415893B1/de
Application grantedgrantedCritical
Publication of ATE101500T1publicationCriticalpatent/ATE101500T1/de