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经营范围
发明名称
Improvements in or relating to auxiliary devices in centrifugal pumps
摘要
申请公布号
GB339553(A)
申请公布日期
1930.12.11
申请号
GB19300005336
申请日期
1930.02.17
申请人
MASCHINENFABRIK A/D. SIHL A.G.
发明人
分类号
F04D9/06
主分类号
F04D9/06
代理机构
代理人
主权项
地址
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