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经营范围
发明名称
Apparatus for supporting and pulling a tow rope
摘要
Tow rope rewinder apparatus includes a spool driven by an electric motor. The motor becomes deenergized after tension of the tow rope reaches a predetermined magnitude.
申请公布号
US7197998(B1)
申请公布日期
2007.04.03
申请号
US20050074112
申请日期
2005.03.07
申请人
RICE DARIN B
发明人
RICE DARIN B.
分类号
B63B21/16
主分类号
B63B21/16
代理机构
代理人
主权项
地址
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