Groupe rotatif pour échangeur de chaleur à récupération.,申请号OA19730055058-传众专利搜索

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发明名称	Groupe rotatif pour échangeur de chaleur à récupération.
摘要
申请公布号	OA4506(A)	申请公布日期	1980.03.30
申请号	OA19730055058	申请日期	1973.11.12
申请人	SVENSKA ROTOR MASKINER AKTIEBOLAG	发明人
分类号	F28D19/04;(IPC1-7):F28D19/04	主分类号	F28D19/04
代理机构		代理人
主权项
地址

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