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经营范围
发明名称
ESCALATOR
摘要
申请公布号
GB1515070(A)
申请公布日期
1978.06.21
申请号
GB19760053607
申请日期
1976.12.22
申请人
HITACHI LTD
发明人
分类号
B66B23/14;B66B29/02;(IPC1-7):B66B9/12
主分类号
B66B23/14
代理机构
代理人
主权项
地址
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