Method of grinding noncircular sections,申请号US19470720362-传众专利搜索

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发明名称	Method of grinding noncircular sections
摘要
申请公布号	US2498163(A)	申请公布日期	1950.02.21
申请号	US19470720362	申请日期	1947.01.06
申请人	LANDIS MACHINE COMPANY	发明人	HOPKINS CECIL W.
分类号	B24B5/18	主分类号	B24B5/18
代理机构		代理人
主权项
地址

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