Injection cooling of screw compressors,申请号US19740525261-传众专利搜索

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发明名称	Injection cooling of screw compressors
摘要
申请公布号	USRE30499(E)	申请公布日期	1981.02.03
申请号	US19740525261	申请日期	1974.11.19
申请人		发明人
分类号	F04C28/12;F04C29/00;F25B1/047;F25B31/00	主分类号	F04C28/12
代理机构		代理人
主权项
地址

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