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Priority claimed from DE3837301Aexternal-prioritypatent/DE3837301A1/de
Priority claimed from DE3904219Aexternal-prioritypatent/DE3904219C2/de
Application filed by Technotron Elektrotechnische GfiledCriticalTechnotron Elektrotechnische G
Application grantedgrantedCritical
Publication of ATE78362T1publicationCriticalpatent/ATE78362T1/de