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经营范围
发明名称
ELEVATOR SYSTEM
摘要
申请公布号
GB1479981(A)
申请公布日期
1977.07.13
申请号
GB19740046590
申请日期
1974.10.28
申请人
WESTINGHOUSE ELECTRIC CORP
发明人
分类号
B66B1/50;(IPC1-7):B66B1/46;H01H36/00
主分类号
B66B1/50
代理机构
代理人
主权项
地址
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