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发明名称
METHOD OF PREVRNTING NOISE IN TUBE ROAD
摘要
申请公布号
JPS52135531(A)
申请公布日期
1977.11.12
申请号
JP19760052568
申请日期
1976.05.08
申请人
KYOEI STEEL LTD
发明人
KONISHI KAZUO;YAMAMOTO ITARU;HASE KATSUYUKI
分类号
E01F8/00;E01C1/00
主分类号
E01F8/00
代理机构
代理人
主权项
地址
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