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经营范围
发明名称
A LIFTING SYSTEM
摘要
申请公布号
PL260969(A1)
申请公布日期
1988.04.28
申请号
PL19860260969
申请日期
1986.08.06
申请人
发明人
分类号
B66F;(IPC1-7):B66F/
主分类号
B66F
代理机构
代理人
主权项
地址
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