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Priority claimed from DE19863625955external-prioritypatent/DE3625955A1/de
Priority claimed from DE19863630687external-prioritypatent/DE3630687A1/de
Application filed by Siegfried SchrammfiledCriticalSiegfried Schramm
Application grantedgrantedCritical
Publication of ATE76737T1publicationCriticalpatent/ATE76737T1/de