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发明名称
Improvements in and relating to rotary pumps
摘要
申请公布号
GB559729(A)
申请公布日期
1944.03.02
申请号
GB19420012931
申请日期
1942.09.14
申请人
FREDERICK GEORGE HORSTMANN;VARLEY PUMPS & ENGINEERING LIMITED
发明人
分类号
F04C2/18
主分类号
F04C2/18
代理机构
代理人
主权项
地址
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