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经营范围
发明名称
ESCALATOR
摘要
申请公布号
GB8607463(D0)
申请公布日期
1986.04.30
申请号
GB19860007463
申请日期
1986.03.26
申请人
HITACHI LTD
发明人
分类号
B66B23/12;B66B31/00;(IPC1-7):B66B29/08
主分类号
B66B23/12
代理机构
代理人
主权项
地址
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