Method of making abrasive metal carbides and an apparatus therefor,申请号US19310578547-传众专利搜索

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发明名称	Method of making abrasive metal carbides and an apparatus therefor
摘要
申请公布号	US2005956(A)	申请公布日期	1935.06.25
申请号	US19310578547	申请日期	1931.12.02
申请人	NORTON COMPANY	发明人	RIDGWAY RAYMOND R.
分类号	C01B31/36	主分类号	C01B31/36
代理机构		代理人
主权项
地址

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