Method of making abrasive articles,申请号US19370125031-传众专利搜索

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发明名称	Method of making abrasive articles
摘要
申请公布号	US2136022(A)	申请公布日期	1938.11.08
申请号	US19370125031	申请日期	1937.02.10
申请人	THE STERLING GRINDING WHEEL COMPANY	发明人	ROSSOW WALTER D.
分类号	B24D18/00	主分类号	B24D18/00
代理机构		代理人
主权项
地址

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