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发明名称
Hydraulic ram
摘要
申请公布号
US2432076(A)
申请公布日期
1947.12.02
申请号
US19430472643
申请日期
1943.01.16
申请人
STEWART ROTHERY JAMES
发明人
ROTHERY JAMES STEWART
分类号
B66F3/30;F16J15/00
主分类号
B66F3/30
代理机构
代理人
主权项
地址
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