Liq. or gas heat-exchanger - comprises strip of flexible sheets welded together with ribs or grooves,申请号DE19803031698-传众专利搜索

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发明名称	Liq. or gas heat-exchanger - comprises strip of flexible sheets welded together with ribs or grooves
摘要
申请公布号	DE3031698(A1)	申请公布日期	1982.03.04
申请号	DE19803031698	申请日期	1980.08.22
申请人	GOETZENBERGER,RUDIBERT,DIPL.-ING.	发明人	GOETZENBERGER,RUDIBERT,DIPL.-ING.
分类号	B21D53/02;F28D9/00;F28D9/04;(IPC1-7):28D9/04	主分类号	B21D53/02
代理机构		代理人
主权项
地址

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