Screw holding screw driver,申请号US19530330475-传众专利搜索

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发明名称	Screw holding screw driver
摘要
申请公布号	US2748816(A)	申请公布日期	1956.06.05
申请号	US19530330475	申请日期	1953.01.09
申请人	NEIL JAMES M	发明人	NEIL JAMES M.
分类号	B25B23/10	主分类号	B25B23/10
代理机构		代理人
主权项
地址

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