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Priority claimed from DE19813106562external-prioritypatent/DE3106562A1/de
Priority claimed from DE19813137000external-prioritypatent/DE3137000A1/de
Application filed by Karl Enghofer Metallwarenfabrik GmbhfiledCriticalKarl Enghofer Metallwarenfabrik Gmbh
Priority claimed from EP81110083Aexternal-prioritypatent/EP0058772B1/de
Application grantedgrantedCritical
Publication of ATE11703T1publicationCriticalpatent/ATE11703T1/de