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经营范围
发明名称
UNDERGROUND TRANSMISSION SYSTEM
摘要
申请公布号
JPH10159170(A)
申请公布日期
1998.06.16
申请号
JP19960324016
申请日期
1996.12.04
申请人
SEKISUI CHEM CO LTD
发明人
NAKAJIMA KOSHIROU
分类号
E03F7/00;G08B19/00;G08B21/00;G08B25/00;(IPC1-7):E03F7/00
主分类号
E03F7/00
代理机构
代理人
主权项
地址
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