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发明名称
Winch
摘要
申请公布号
US1946145(A)
申请公布日期
1934.02.06
申请号
US19310546017
申请日期
1931.06.22
申请人
SUPERIOR IRON WORKS COMPANY
发明人
JOHNSON ALMON A.
分类号
B66D1/48
主分类号
B66D1/48
代理机构
代理人
主权项
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