Improvements in or relating to endless screw pumps,申请号GB19340027518-传众专利搜索

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发明名称	Improvements in or relating to endless screw pumps
摘要
申请公布号	GB431983(A)	申请公布日期	1935.07.18
申请号	GB19340027518	申请日期	1934.09.25
申请人	CORNELIS HOUTTUIN	发明人
分类号	F04C2/08	主分类号	F04C2/08
代理机构		代理人
主权项
地址

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