Improvements in nut tightening devices,申请号GB19550026058-传众专利搜索

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发明名称	Improvements in nut tightening devices
摘要
申请公布号	GB788336(A)	申请公布日期	1957.12.23
申请号	GB19550026058	申请日期	1955.09.12
申请人	VICTOR PRODUCTS (WALLSEND) LIMITED	发明人	MANN REGINALD WILLIAM
分类号	B25B23/14;E21D20/00	主分类号	B25B23/14
代理机构		代理人
主权项
地址

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