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发明名称
Elevator signal and control system
摘要
申请公布号
US2039073(A)
申请公布日期
1936.04.28
申请号
US19350031616
申请日期
1935.07.16
申请人
WESTINGHOUSE ELECTRIC ELEVATOR COMPANY
发明人
EAMES WILLIAM F.
分类号
B66B1/18
主分类号
B66B1/18
代理机构
代理人
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