échangeur de température,申请号FR19603307199-传众专利搜索

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发明名称	échangeur de température
摘要
申请公布号	FR1257712(A)	申请公布日期	1961.04.07
申请号	FR19603307199	申请日期	1960.02.19
申请人		发明人	BELLIARD ADRIEN
分类号	F28D9/00	主分类号	F28D9/00
代理机构		代理人
主权项
地址

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