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Priority claimed from DE8808574Uexternal-prioritypatent/DE8808574U1/de
Priority claimed from DE8810104Uexternal-prioritypatent/DE8810104U1/de
Application filed by Apv Rosista GmbhfiledCriticalApv Rosista Gmbh
Priority claimed from EP89112297Aexternal-prioritypatent/EP0350017B1/de
Application grantedgrantedCritical
Publication of ATE102689T1publicationCriticalpatent/ATE102689T1/de