,申请号DE19702027249-传众专利搜索

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发明名称
摘要
申请公布号	DE2027249(A1)	申请公布日期	1970.12.10
申请号	DE19702027249	申请日期	1970.06.03
申请人		发明人
分类号	B21B37/54;(IPC1-7):B21C51/00	主分类号	B21B37/54
代理机构		代理人
主权项
地址

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