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Priority claimed from DE19801937Aexternal-prioritypatent/DE19801937A1/de
Application filed by 阿尔温‧埃普勒, 迪特尔‧埃普勒filedCritical阿尔温‧埃普勒
Publication of HK1021171A1publicationCriticalpatent/HK1021171A1/zh
Publication of HK1021171BpublicationCriticalpatent/HK1021171B/zh