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摘要
申请公布号
US2064998(A)
申请公布日期
1936.12.22
申请号
US19350038011
申请日期
1935.08.27
申请人
OTIS ELEVATOR COMPANY
发明人
WAITE RAYMOND ALONZO
分类号
H01H11/04
主分类号
H01H11/04
代理机构
代理人
主权项
地址
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