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发明名称
Lifting device
摘要
申请公布号
US2658586(A)
申请公布日期
1953.11.10
申请号
US19500157704
申请日期
1950.04.24
申请人
CURTIS MFG. COMPANY
发明人
HECKER HARVARD K.
分类号
B66F7/10;B66F7/28
主分类号
B66F7/10
代理机构
代理人
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