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发明名称
Hydraulic hoisting unit and control system therefor
摘要
申请公布号
US2171204(A)
申请公布日期
1939.08.29
申请号
US19340757619
申请日期
1934.12.15
申请人
VICKERS, INCORPORATED
发明人
VICKERS HARRY F.
分类号
B66D1/08;B66F3/24
主分类号
B66D1/08
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代理人
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