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发明名称
OPENING/SHUTTING STRUCTURE FOR LID OF UNDERGROUND FACILITIES
摘要
申请公布号
JPH09184156(A)
申请公布日期
1997.07.15
申请号
JP19950352903
申请日期
1995.12.28
申请人
ARAKI SEISAKUSHO:KK
发明人
YOSHIDA MASAO
分类号
E02D29/14;(IPC1-7):E02D29/14
主分类号
E02D29/14
代理机构
代理人
主权项
地址
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