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Priority claimed from DE19823216753external-prioritypatent/DE3216753A1/de
Application filed by Sta Co Mettallerzeugnisse GmbhfiledCriticalSta Co Mettallerzeugnisse Gmbh
Priority claimed from EP82109716Aexternal-prioritypatent/EP0090885B1/de
Application grantedgrantedCritical
Publication of ATE17391T1publicationCriticalpatent/ATE17391T1/de