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发明名称
Portable elevating conveyer
摘要
申请公布号
US2542383(A)
申请公布日期
1951.02.20
申请号
US19490133993
申请日期
1949.12.20
申请人
WHITE EARNEL W
发明人
WHITE EARNEL W.
分类号
B66B17/26;E04G21/02
主分类号
B66B17/26
代理机构
代理人
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地址
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