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发明名称
Elevator-door-operating system
摘要
申请公布号
US1906703(A)
申请公布日期
1933.05.02
申请号
US19310535477
申请日期
1931.05.06
申请人
WESTINGHOUSE ELECTRIC ELEVATOR COMPANY
发明人
MCCORMICK HAROLD V.
分类号
B66B13/14
主分类号
B66B13/14
代理机构
代理人
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