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发明名称
Väghyvelstål
摘要
申请公布号
FI31058(A)
申请公布日期
1960.04.11
申请号
FID31058
申请日期
1955.02.24
申请人
FAGERSTA BRUKS AB
发明人
TRANA WALDEMAR EMANUEL
分类号
E01C23/00;(IPC1-7):E01C23/00
主分类号
E01C23/00
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代理人
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