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经营范围
发明名称
ESCALATOR DEVICE
摘要
申请公布号
JPH03249090(A)
申请公布日期
1991.11.07
申请号
JP19900043956
申请日期
1990.02.23
申请人
HITACHI ZOSEN CORP
发明人
ISO MITSUO
分类号
B66B21/08;B66B21/06;B66B23/02;B66B23/12
主分类号
B66B21/08
代理机构
代理人
主权项
地址
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