Improvements in or relating to spanners,申请号GB19410011239-传众专利搜索

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发明名称	Improvements in or relating to spanners
摘要
申请公布号	GB550038(A)	申请公布日期	1942.12.18
申请号	GB19410011239	申请日期	1941.09.03
申请人	HENRY CHARLES HERBERT	发明人
分类号	B25B13/46;B25B13/48;B25G1/06	主分类号	B25B13/46
代理机构		代理人
主权项
地址

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