Improvements in or relating to heat exchangers of the tubular type,申请号GB19390013500-传众专利搜索

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发明名称	Improvements in or relating to heat exchangers of the tubular type
摘要
申请公布号	GB525531(A)	申请公布日期	1940.08.29
申请号	GB19390013500	申请日期	1939.05.05
申请人	HEINRICH KOPPERS' INDUSTRIEELE MAATSCHAPPIJ NAAMLOOZE VENNOOTSCHAP	发明人
分类号	F28D7/16	主分类号	F28D7/16
代理机构		代理人
主权项
地址

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