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Priority claimed from DE3835025Aexternal-prioritypatent/DE3835025A1/en
Priority claimed from DE3903369Aexternal-prioritypatent/DE3903369A1/en
Application filed by Fischer Artur Werke GmbhfiledCriticalFischer Artur Werke Gmbh
Application grantedgrantedCritical
Publication of ATE78747T1publicationCriticalpatent/ATE78747T1/en