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发明名称
Hoisting device
摘要
申请公布号
US1791733(A)
申请公布日期
1931.02.10
申请号
US19220530426
申请日期
1922.01.19
申请人
SULLIVAN MACHINERY COMPANY
发明人
MAXSON LOUIS A.
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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