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经营范围
发明名称
Rotary pump machine
摘要
申请公布号
US1945220(A)
申请公布日期
1934.01.30
申请号
US19300466298
申请日期
1930.07.07
申请人
POWERPLUS (1927) LIMITED
发明人
EYSTON GEORGE EDWARD THOMAS
分类号
F01C17/06;F04C2/32;F04C2/344
主分类号
F01C17/06
代理机构
代理人
主权项
地址
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