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经营范围
发明名称
Escalators
摘要
申请公布号
GB1171329(A)
申请公布日期
1969.11.19
申请号
GB19670039303
申请日期
1967.08.25
申请人
HITACHI LTD
发明人
分类号
B66B21/08
主分类号
B66B21/08
代理机构
代理人
主权项
地址
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