,申请号NL19470135749-传众专利搜索

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发明名称
摘要
申请公布号	NL70946(C)	申请公布日期	1952.10.15
申请号	NL19470135749	申请日期	1947.11.01
申请人		发明人
分类号	H01H50/56;H01H63/06;H01R9/16;H04Q1/14	主分类号	H01H50/56
代理机构		代理人
主权项
地址

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