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发明名称
Elevator cab isolation
摘要
申请公布号
US2246732(A)
申请公布日期
1941.06.24
申请号
US19390303194
申请日期
1939.11.07
申请人
OTIS ELEVATOR COMPANY
发明人
HYMANS FREDERICK
分类号
B66B11/02
主分类号
B66B11/02
代理机构
代理人
主权项
地址
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