Drill stand with adjustable and reversible electro-magnetic base,申请号US19560600115-传众专利搜索

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发明名称	Drill stand with adjustable and reversible electro-magnetic base
摘要
申请公布号	US2879678(A)	申请公布日期	1959.03.31
申请号	US19560600115	申请日期	1956.07.25
申请人	DESIGN ENGINEERS	发明人	JR. HERMAN D. KAISER,
分类号	B23B45/14;B23Q3/154;B25H1/00	主分类号	B23B45/14
代理机构		代理人
主权项
地址

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