Improvements in rotary pumps,申请号GB19470002353-传众专利搜索

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发明名称	Improvements in rotary pumps
摘要
申请公布号	GB620642(A)	申请公布日期	1949.03.28
申请号	GB19470002353	申请日期	1946.01.26
申请人	TECALEMIT LIMITED;CAMILLE CLARE SPRANKLING LE CLAIR	发明人
分类号	F04C2/18;F04C13/00;F16N13/20	主分类号	F04C2/18
代理机构		代理人
主权项
地址

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