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Priority claimed from IT84152/85Aexternal-prioritypatent/IT1201998B/it
Priority claimed from IT6195185Uexternal-prioritypatent/IT206395Z2/it
Application filed by Tecnodia SpafiledCriticalTecnodia Spa
Priority claimed from EP86115311Aexternal-prioritypatent/EP0228536B2/de
Application grantedgrantedCritical
Publication of ATE49810T1publicationCriticalpatent/ATE49810T1/de