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经营范围
发明名称
ELEVATOR CONTROL SYSTEM
摘要
申请公布号
GB8921149(D0)
申请公布日期
1989.11.08
申请号
GB19890021149
申请日期
1989.09.19
申请人
HITACHI LTD
发明人
分类号
B66B1/34;B66B3/00;H04Q9/00
主分类号
B66B1/34
代理机构
代理人
主权项
地址
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