Method of and means for lapping conical surfaces,申请号US19350024670-传众专利搜索

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发明名称	Method of and means for lapping conical surfaces
摘要
申请公布号	US2139896(A)	申请公布日期	1938.12.13
申请号	US19350024670	申请日期	1935.06.03
申请人	CHRYSLER CORPORATION	发明人	JOHNSON GLEN F.
分类号	B24B19/06	主分类号	B24B19/06
代理机构		代理人
主权项
地址

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