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发明名称
Elevator control system
摘要
申请公布号
US1872915(A)
申请公布日期
1932.08.23
申请号
US19300421981
申请日期
1930.01.20
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
EAMES WILLIAM F.
分类号
B66B1/16;B66B1/24
主分类号
B66B1/16
代理机构
代理人
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