Improvements in or relating to pipes for conveying water,申请号GB19380001247-传众专利搜索

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发明名称	Improvements in or relating to pipes for conveying water
摘要
申请公布号	GB505055(A)	申请公布日期	1939.05.04
申请号	GB19380001247	申请日期	1938.01.14
申请人	BENJAMIN SYLVESS LEDGER VERITY	发明人
分类号	F16L53/00	主分类号	F16L53/00
代理机构		代理人
主权项
地址

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