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发明名称
Hydraulic spooling device
摘要
申请公布号
US2320554(A)
申请公布日期
1943.06.01
申请号
US19420428155
申请日期
1942.01.26
申请人
GAR WOOD INDUSTRIES, INC.
发明人
BARRETT EDWARD R.
分类号
B66D1/36
主分类号
B66D1/36
代理机构
代理人
主权项
地址
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