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发明名称
EXCAVATION BIT FOR WINDING HOLE AND EXECUTION METHOD USING IT
摘要
申请公布号
JPH11200750(A)
申请公布日期
1999.07.27
申请号
JP19980001646
申请日期
1998.01.07
申请人
HOKURIKU ENGINEERING KK
发明人
YAMAMOTO GINICHIROU
分类号
E21B10/32;(IPC1-7):E21B10/32
主分类号
E21B10/32
代理机构
代理人
主权项
地址
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INFORMATIONSVERARBEITUNGSGERAET.
METHOD FOR CONSTRUCTING FLOOR USING HOT-MELT ADHESIVE DEVICE THEREFOR
STRUCTURE OF MOUNTING OUTSIDE WALL MATERIAL
BEARING WALL PANEL
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SEMIDRY TYPE FIREPROOF COATING EXECUTION
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