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经营范围
发明名称
Suction pump
摘要
申请公布号
US2430552(A)
申请公布日期
1947.11.11
申请号
US19440558174
申请日期
1944.10.11
申请人
JAMES TURNER
发明人
BERNAL MAURICE V.
分类号
F04D23/00
主分类号
F04D23/00
代理机构
代理人
主权项
地址
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