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发明名称
Control system for elevators
摘要
申请公布号
US1764885(A)
申请公布日期
1930.06.17
申请号
US19250060769
申请日期
1925.10.06
申请人
OTIS ELEVATOR COMPANY
发明人
PINTO ANTHONY
分类号
B66B1/36
主分类号
B66B1/36
代理机构
代理人
主权项
地址
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