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经营范围
发明名称
ELEVATOR SYSTEM
摘要
申请公布号
GB2054906(A)
申请公布日期
1981.02.18
申请号
GB19800022417
申请日期
1980.07.09
申请人
WEC
发明人
分类号
B66B1/24;B66B1/16;B66B1/28;B66B1/30;B66B5/06;G06K7/016;H02M7/17;(IPC1-7):B66B1/28
主分类号
B66B1/24
代理机构
代理人
主权项
地址
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