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Priority claimed from DE19843435579external-prioritypatent/DE3435579A1/de
Priority claimed from DE19843435502external-prioritypatent/DE3435502A1/de
Application filed by Hans Pfab, Ver Glaswerke GmbhfiledCriticalHans Pfab
Priority claimed from EP85112241Aexternal-prioritypatent/EP0176102B1/de
Application grantedgrantedCritical
Publication of ATE36295T1publicationCriticalpatent/ATE36295T1/de