Electrical contact brush,申请号US19520279319-传众专利搜索

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发明名称	Electrical contact brush
摘要
申请公布号	US2731371(A)	申请公布日期	1956.01.17
申请号	US19520279319	申请日期	1952.03.29
申请人	UNION CARBIDE AND CARBON CORPORATION	发明人	RAMADANOFF DIMITER
分类号	H01R39/20	主分类号	H01R39/20
代理机构		代理人
主权项
地址

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