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Priority claimed from DE19803026796external-prioritypatent/DE3026796C2/de
Priority claimed from DE19803039328external-prioritypatent/DE3039328C2/de
Application filed by Arturo Salice S.P.A.filedCriticalArturo Salice S.P.A.
Priority claimed from EP81103853Aexternal-prioritypatent/EP0043903B2/de
Application grantedgrantedCritical
Publication of ATE5910T1publicationCriticalpatent/ATE5910T1/de