Improvements in or relating to closures for the filling orifices of tanks,申请号GB19370034060-传众专利搜索

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发明名称	Improvements in or relating to closures for the filling orifices of tanks
摘要
申请公布号	GB503640(A)	申请公布日期	1939.04.12
申请号	GB19370034060	申请日期	1937.12.09
申请人	FREDERICK BERNARD LEEDHAM	发明人
分类号	F01P11/02	主分类号	F01P11/02
代理机构		代理人
主权项
地址

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