Improvements in or relating to spanners,申请号GB19450013685-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	GB593276(A)	申请公布日期	1947.10.13
申请号	GB19450013685	申请日期	1945.05.31
申请人	SIDNEY BERTRAM FRANKS;HUGH AUBREY CHIVERTON	发明人
分类号	B25B13/48	主分类号	B25B13/48
代理机构		代理人
主权项
地址

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