,申请号NL19710008054-传众专利搜索

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发明名称
摘要
申请公布号	NL7108054(A)	申请公布日期	1971.12.17
申请号	NL19710008054	申请日期	1971.06.11
申请人		发明人
分类号	B21D43/04;(IPC1-7):B21D43/04	主分类号	B21D43/04
代理机构		代理人
主权项
地址

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