Impeller for a roots-type fluid flow machine,申请号GB19670012495-传众专利搜索

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发明名称	Impeller for a roots-type fluid flow machine
摘要
申请公布号	GB1148349(A)	申请公布日期	1969.04.10
申请号	GB19670012495	申请日期	1967.03.16
申请人	FULLER COMPANY	发明人
分类号	F01C1/12	主分类号	F01C1/12
代理机构		代理人
主权项
地址

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