Material for parts subjected to friction,申请号US19300437611-传众专利搜索

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发明名称	Material for parts subjected to friction
摘要
申请公布号	US1934586(A)	申请公布日期	1933.11.07
申请号	US19300437611	申请日期	1930.03.20
申请人	OSKAR BRANDENBERGER	发明人	BRANDENBERGER OSKAR
分类号	C22C9/00	主分类号	C22C9/00
代理机构		代理人
主权项
地址

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