Improvements in or relating to circulation water heaters,申请号GB19490018940-传众专利搜索

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发明名称	Improvements in or relating to circulation water heaters
摘要
申请公布号	GB661436(A)	申请公布日期	1951.11.21
申请号	GB19490018940	申请日期	1949.07.19
申请人	ANDRE PAUL BROSSARD	发明人
分类号	A61F7/00;A61F7/02;H05B3/82	主分类号	A61F7/00
代理机构		代理人
主权项
地址

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