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发明名称
WORK SCAFFOLD DEVICE FOR ESCALATOR
摘要
申请公布号
JPH10279251(A)
申请公布日期
1998.10.20
申请号
JP19970093953
申请日期
1997.04.11
申请人
HITACHI BUILDING SYST CO LTD
发明人
ONAGA MASANORI
分类号
E04G3/00;B66B31/00;(IPC1-7):B66B31/00;E04G3/02
主分类号
E04G3/00
代理机构
代理人
主权项
地址
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