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经营范围
发明名称
Hoisting mechanism
摘要
申请公布号
US2021580(A)
申请公布日期
1935.11.19
申请号
US19330677885
申请日期
1933.06.27
申请人
SUILIVAN MACHINERY COMPANY
发明人
OSGOOD ROBERT C.
分类号
B66D1/08
主分类号
B66D1/08
代理机构
代理人
主权项
地址
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