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经营范围
发明名称
Hoist
摘要
申请公布号
US2513403(A)
申请公布日期
1950.07.04
申请号
US19480011490
申请日期
1948.02.27
申请人
发明人
DAKIN LEONARD F.
分类号
B66C23/20
主分类号
B66C23/20
代理机构
代理人
主权项
地址
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