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发明名称
Automatic clamp for raising ships and other objects
摘要
申请公布号
US2723153(A)
申请公布日期
1955.11.08
申请号
US19540468226
申请日期
1954.11.12
申请人
ANSELL MARION W
发明人
ANSELL MARION W.
分类号
B63C7/16
主分类号
B63C7/16
代理机构
代理人
主权项
地址
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