SCAMBIATORE DI CALORE CON UN TUBO DOPPIO ELICOIDALE,申请号IT19810024839-传众专利搜索

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发明名称	SCAMBIATORE DI CALORE CON UN TUBO DOPPIO ELICOIDALE
摘要
申请公布号	IT1140043(B)	申请公布日期	1986.09.24
申请号	IT19810024839	申请日期	1981.11.03
申请人	KLEIN SCHANZLIN & BECKER AG	发明人	ETZOLD FRANK
分类号	F28D7/14;(IPC1-7):F28F/	主分类号	F28D7/14
代理机构		代理人
主权项
地址

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