Cylinder hone,申请号US19290404612-传众专利搜索

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发明名称	Cylinder hone
摘要
申请公布号	US1803701(A)	申请公布日期	1931.05.05
申请号	US19290404612	申请日期	1929.11.04
申请人	GROVER PERCY C	发明人	GROVER PERCY C.
分类号	B24B33/08	主分类号	B24B33/08
代理机构		代理人
主权项
地址

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