Cutting and abrading machine and process,申请号US19270173057-传众专利搜索

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发明名称	Cutting and abrading machine and process
摘要
申请公布号	US2030023(A)	申请公布日期	1936.02.04
申请号	US19270173057	申请日期	1927.03.05
申请人	GENERAL MOTORS CORPORATION	发明人	WILLIAMS JAMES F.
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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