Improvements in heat exchange tubes,申请号GB19340028180-传众专利搜索

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发明名称	Improvements in heat exchange tubes
摘要
申请公布号	GB445277(A)	申请公布日期	1936.04.02
申请号	GB19340028180	申请日期	1934.10.02
申请人	HAROLD LIVSEY	发明人
分类号	F28F1/12	主分类号	F28F1/12
代理机构		代理人
主权项
地址

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