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Priority claimed from DE2928480Aexternal-prioritypatent/DE2928480C2/de
Priority claimed from GB8005417Aexternal-prioritypatent/GB2053332B/en
Application filed by Omega Gerueste Und Baugeraete GmbhfiledCriticalOmega Gerueste Und Baugeraete Gmbh
Priority claimed from EP80103886Aexternal-prioritypatent/EP0022543B1/de
Application grantedgrantedCritical
Publication of ATE6880T1publicationCriticalpatent/ATE6880T1/de