Improvements in or relating to a method of and means for reducing surface friction between a solid and a fluid,申请号GB19370031996-传众专利搜索

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发明名称	Improvements in or relating to a method of and means for reducing surface friction between a solid and a fluid
摘要
申请公布号	GB506007(A)	申请公布日期	1939.05.22
申请号	GB19370031996	申请日期	1937.11.20
申请人	HAROLD JAMES PAYN	发明人
分类号	B64C23/00	主分类号	B64C23/00
代理机构		代理人
主权项
地址

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