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发明名称
ROPE-TYPE MEASURING HOISTING WINCH
摘要
申请公布号
PL131479(B1)
申请公布日期
1984.11.30
申请号
PL19820235092
申请日期
1982.02.16
申请人
发明人
分类号
B66D1/60;B66D;B66D1/22;E21B47/00;(IPC1-7):B66D1/22
主分类号
B66D1/60
代理机构
代理人
主权项
地址
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