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发明名称
Elevator
摘要
申请公布号
US1890562(A)
申请公布日期
1932.12.13
申请号
US19320602566
申请日期
1932.04.01
申请人
CLUTE HARVEY D
发明人
CLUTE HARVEY D.
分类号
B65G53/42
主分类号
B65G53/42
代理机构
代理人
主权项
地址
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