,申请号NL19710014019-传众专利搜索

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发明名称
摘要
申请公布号	NL7114019(A)	申请公布日期	1972.04.18
申请号	NL19710014019	申请日期	1971.10.12
申请人		发明人
分类号	B22F3/24;(IPC1-7):B22F3/26	主分类号	B22F3/24
代理机构		代理人
主权项
地址

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