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发明名称
Winch control
摘要
申请公布号
US2233703(A)
申请公布日期
1941.03.04
申请号
US19380241953
申请日期
1938.11.23
申请人
GAR WOOD INDUSTRIES, INC.
发明人
HATCH RONALD K.
分类号
B66D1/26
主分类号
B66D1/26
代理机构
代理人
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地址
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