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经营范围
发明名称
Improvements in or relating to rotary pumps
摘要
申请公布号
GB535071(A)
申请公布日期
1941.03.27
申请号
GB19390026691
申请日期
1939.09.26
申请人
SULZER FRERES SOCIETE ANONYME
发明人
分类号
F04C19/00
主分类号
F04C19/00
代理机构
代理人
主权项
地址
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