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发明名称
APPARATUS FOR CRACKING A STRUCTURE
摘要
申请公布号
GB1216654(A)
申请公布日期
1970.12.23
申请号
GB19660056838
申请日期
1966.12.19
申请人
MICHAEL ANLEY MALET;ALEXANDER WATSON;ADAM JULIAN CHABOWSKI
发明人
MICHAEL ANLEY MALET;ALEXANDER WATSON;ADAM JULIAN CHABOWSKI
分类号
E21C37/18;H05B6/80
主分类号
E21C37/18
代理机构
代理人
主权项
地址
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