,申请号GBD1257668-传众专利搜索

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发明名称
摘要
申请公布号	GB1257668(A)	申请公布日期	1971.12.22
申请号	GBD1257668	申请日期	1969.05.15
申请人		发明人
分类号	H01T4/20;H03K3/537	主分类号	H01T4/20
代理机构		代理人
主权项
地址

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