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发明名称
Spitzhackenförmiger Schneidmeißel
摘要
申请公布号
DE202010013033(U1)
申请公布日期
2011.02.17
申请号
DE201020013033U
申请日期
2010.12.01
申请人
LIU, YUHAI
发明人
分类号
E21C35/18
主分类号
E21C35/18
代理机构
代理人
主权项
地址
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