Improvements in or relating to gear-pumps,申请号GB19400017798-传众专利搜索

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发明名称	Improvements in or relating to gear-pumps
摘要
申请公布号	GB545918(A)	申请公布日期	1942.06.18
申请号	GB19400017798	申请日期	1940.12.17
申请人	GEORGE SUTCILFFE BOWER	发明人
分类号	F04B23/12;F04C11/00;F04C15/00;F04C15/06;F16N13/20	主分类号	F04B23/12
代理机构		代理人
主权项
地址

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