Improvements in and relating to tubular heat exchangers,申请号GB19650021271-传众专利搜索

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发明名称	Improvements in and relating to tubular heat exchangers
摘要
申请公布号	GB1109669(A)	申请公布日期	1968.04.10
申请号	GB19650021271	申请日期	1965.05.19
申请人	WAAGNER-BIRO AKTIENGESELLSCHAFT	发明人
分类号	F22B1/18;F22B21/00;F28D7/02	主分类号	F22B1/18
代理机构		代理人
主权项
地址

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