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发明名称
Verfahren zur Herstellung des Unterbaus Fuer Eisbahnen
摘要
申请公布号
DE1658521(A1)
申请公布日期
1970.10.22
申请号
DE19671658521
申请日期
1967.05.09
申请人
PRADEL,HENRI
发明人
PRADEL,HENRI
分类号
E01C13/10
主分类号
E01C13/10
代理机构
代理人
主权项
地址
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