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发明名称
DESTRUCTION OF ROCK AND CONCRETE
摘要
申请公布号
JPS6110699(A)
申请公布日期
1986.01.18
申请号
JP19840126353
申请日期
1984.06.21
申请人
KOMATSU SEISAKUSHO KK
发明人
MIZUSAKI KOUJI;ITAKURA YASUO
分类号
E21C37/16
主分类号
E21C37/16
代理机构
代理人
主权项
地址
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