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发明名称
Elevator control system
摘要
申请公布号
US1930513(A)
申请公布日期
1933.10.17
申请号
US19290415483
申请日期
1929.12.20
申请人
WESTINGHOUSE ELECTRIC & MANUFACTURING COMPANY
发明人
EAMES WILLIAM F.
分类号
H02P7/34
主分类号
H02P7/34
代理机构
代理人
主权项
地址
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