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发明名称
Fountain pump
摘要
申请公布号
US2163194(A)
申请公布日期
1939.06.20
申请号
US19370182903
申请日期
1937.12.31
申请人
DAVIS MARSHAL E
发明人
DAVIS MARSHAL E.
分类号
F04D13/06;F04D29/60
主分类号
F04D13/06
代理机构
代理人
主权项
地址
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