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发明名称
摘要
申请公布号
JPH0558083(B2)
申请公布日期
1993.08.25
申请号
JP19850284421
申请日期
1985.12.19
申请人
TOKYU KENSETSU KK
发明人
NAMIKI SHIGETSUGU;IDE SHINICHI;HARADA MASANORI;SATO MAMORU;NATSUME SHIGENOBU;HIRAI YUKIO
分类号
E02D5/18;E02D7/24;E21B21/06;(IPC1-7):E02D5/18
主分类号
E02D5/18
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