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发明名称
Improvements to rotary pumps
摘要
申请公布号
GB9920361(D0)
申请公布日期
1999.11.03
申请号
GB19990020361
申请日期
1999.08.31
申请人
CONCENTRIC PUMPS LIMITED
发明人
分类号
F01P5/12;F01P5/10;F04C18/02;F04D5/00;F04D13/02;F04D29/04;F04D29/041;F04D29/043;F04D29/047;F04D29/62;F16D27/01
主分类号
F01P5/12
代理机构
代理人
主权项
地址
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