,申请号NL19690010937-传众专利搜索

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发明名称
摘要
申请公布号	NL6910937(A)	申请公布日期	1970.01.21
申请号	NL19690010937	申请日期	1969.07.16
申请人		发明人
分类号	G11B5/147;H01F41/02;(IPC1-7):H01F3/02;B32B15/00;H01F1/22	主分类号	G11B5/147
代理机构		代理人
主权项
地址

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