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发明名称
HANDBORRMASKIN
摘要
申请公布号
FI822138(A0)
申请公布日期
1982.06.15
申请号
FI19820002138
申请日期
1982.06.15
申请人
NAEREVAARA, TERHO TOIVO JUHANI
发明人
NAEREVAARA, TERHO TOIVO JUHANI
分类号
E21C;(IPC1-7):E21C/
主分类号
E21C
代理机构
代理人
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地址
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