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发明名称
Hydraulic jack pumping plant
摘要
申请公布号
US2292331(A)
申请公布日期
1942.08.04
申请号
US19390279396
申请日期
1939.06.16
申请人
VERTSON ROYER CORPORATION
发明人
VERTSON JOHN A.
分类号
F04C15/00
主分类号
F04C15/00
代理机构
代理人
主权项
地址
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