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申请公布号
JPH04129(B2)
申请公布日期
1992.01.06
申请号
JP19850171652
申请日期
1985.08.03
申请人
NAGAOKA SAKUSENKAN KOGYO KK
发明人
AOYANAGI RYOICHI
分类号
E02D3/10;E01H5/10;E02D19/10;E21B43/00
主分类号
E02D3/10
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