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发明名称
Rotary pump
摘要
申请公布号
US2185992(A)
申请公布日期
1940.01.02
申请号
US19380233703
申请日期
1938.10.07
申请人
HOMER J. YAW
发明人
CADY CHARLES L.
分类号
F01C21/08;F04C2/356
主分类号
F01C21/08
代理机构
代理人
主权项
地址
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