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Priority claimed from DE19833345331external-prioritypatent/DE3345331A1/en
Priority claimed from DE19843404306external-prioritypatent/DE3404306A1/en
Application filed by Fischer Artur Werke GmbhfiledCriticalFischer Artur Werke Gmbh
Priority claimed from EP84112533Aexternal-prioritypatent/EP0145886B1/en
Application grantedgrantedCritical
Publication of ATE29166T1publicationCriticalpatent/ATE29166T1/en