PROCESS OF PREPARING TUNGSTIC OXIDE FROM SINTERED MASSES CONTAINING TUNGSTEN CARBIDE,申请号CAD521998-传众专利搜索

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发明名称	PROCESS OF PREPARING TUNGSTIC OXIDE FROM SINTERED MASSES CONTAINING TUNGSTEN CARBIDE
摘要
申请公布号	CA521998(A)	申请公布日期	1956.02.21
申请号	CAD521998	申请日期
申请人	AMERICAN BRAKE SHOE COMPANY	发明人	HOWARD S. AVERY
分类号		主分类号
代理机构		代理人
主权项
地址

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