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经营范围
发明名称
Improvements relating to diaphragm and like pumps
摘要
申请公布号
GB868656(A)
申请公布日期
1961.05.25
申请号
GB19590010563
申请日期
1959.03.26
申请人
CECIL HUGHES
发明人
分类号
F04B43/107
主分类号
F04B43/107
代理机构
代理人
主权项
地址
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