Способ изготовления электрических металлографитных щеток,申请号SU19310095338-传众专利搜索

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发明名称	Способ изготовления электрических металлографитных щеток
摘要
申请公布号	SU28955(A1)	申请公布日期	1933.01.31
申请号	SU19310095338	申请日期	1931.10.02
申请人	GRUZINOV M.D.;ILGISONIS V.M.	发明人	GRUZINOV M.D.;ILGISONIS V.M.
分类号	H01R43/12	主分类号	H01R43/12
代理机构		代理人
主权项
地址

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