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发明名称
METHOD FOR FILLING UNDERGROUND CAVITY AFTER REMOVAL OF UNDERGROUND INSTALLATION
摘要
申请公布号
JPH0650099(A)
申请公布日期
1994.02.22
申请号
JP19910108349
申请日期
1991.04.15
申请人
OOBAYASHI DORO KK;NUMATA KENSETSU KK;TOKIWA BORING:KK;NITTO KOJI KK;NAGASAWA KOGYO:KK
发明人
ASHINO KATSUKUNI;MORI MASAHITO
分类号
E21F15/00;(IPC1-7):E21F15/00
主分类号
E21F15/00
代理机构
代理人
主权项
地址
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