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发明名称
SNOEFRESER.
摘要
申请公布号
NO138666(B)
申请公布日期
1978.07.10
申请号
NO19770000535
申请日期
1977.02.17
申请人
YRSTAD, OLAV,;YRSTAD, GUNNAR,
发明人
YRSTAD, OLAV,;YRSTAD, GUNNAR,
分类号
E01H;E01H5/09;(IPC1-7):E01H5/09
主分类号
E01H
代理机构
代理人
主权项
地址
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