Apparatus for the protection of water cranes during frost,申请号GB19450016959-传众专利搜索

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发明名称	Apparatus for the protection of water cranes during frost
摘要
申请公布号	GB594912(A)	申请公布日期	1947.11.21
申请号	GB19450016959	申请日期	1945.07.03
申请人	WILFRED GEORGE WILLIS	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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