Selector switch brushes,申请号GB19490008907-传众专利搜索

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发明名称	Selector switch brushes
摘要
申请公布号	GB670347(A)	申请公布日期	1952.04.16
申请号	GB19490008907	申请日期	1949.04.01
申请人	STANDARD TELEPHONES AND CABLES LIMITED	发明人
分类号	H01H9/56;H01H63/02;H01H63/04;H02K17/30	主分类号	H01H9/56
代理机构		代理人
主权项
地址

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