Spindle drive for machine tools,申请号US19300481512-传众专利搜索

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发明名称	Spindle drive for machine tools
摘要
申请公布号	US1839316(A)	申请公布日期	1932.01.05
申请号	US19300481512	申请日期	1930.09.12
申请人	THE INGERSOLL MILLING MACHINE COMPANY	发明人	JACOBS ARTHUR E.
分类号	B23B31/113	主分类号	B23B31/113
代理机构		代理人
主权项
地址

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