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发明名称
BORRANLAEGGNING
摘要
申请公布号
FI790994(A)
申请公布日期
1980.09.24
申请号
FI19790000994
申请日期
1979.03.23
申请人
HARTIKKA PENTTI
发明人
HARTIKKA PENTTI
分类号
E21C;(IPC1-7):E21C/
主分类号
E21C
代理机构
代理人
主权项
地址
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