Improvements in or relating to screw pumps,申请号GB19520026623-传众专利搜索

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发明名称	Improvements in or relating to screw pumps
摘要
申请公布号	GB718238(A)	申请公布日期	1954.11.10
申请号	GB19520026623	申请日期	1952.10.23
申请人	AKTIEBOLAGET IMO-INDUSTRI	发明人
分类号	F04C2/16	主分类号	F04C2/16
代理机构		代理人
主权项
地址

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