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Priority claimed from IT23158/83Aexternal-prioritypatent/IT1171718B/it
Priority claimed from ITMI1983U23161Uexternal-prioritypatent/IT8323161U1/it
Application filed by Marcello GiulianifiledCriticalMarcello Giuliani
Priority claimed from EP84830268Aexternal-prioritypatent/EP0138778B1/de
Application grantedgrantedCritical
Publication of ATE67249T1publicationCriticalpatent/ATE67249T1/de