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经营范围
发明名称
DRILLING MACHINE FOR GROUND
摘要
申请公布号
JPS5998993(A)
申请公布日期
1984.06.07
申请号
JP19820209940
申请日期
1982.11.30
申请人
SHIMIZU KENSETSU KK;TONE BORING:KK
发明人
KAJIOKA YASUO;AOYAMA ICHIROU;HAMAMURA HIROYUKI;TERAJIMA TSUTOMU
分类号
E21B7/20;E21B10/32
主分类号
E21B7/20
代理机构
代理人
主权项
地址
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