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发明名称
Trædeflise.
摘要
申请公布号
DK103945(C)
申请公布日期
1966.03.14
申请号
DK19640004473
申请日期
1964.09.10
申请人
BRDR. ERNST
发明人
分类号
E01C15/00;(IPC1-7):E01C15/00
主分类号
E01C15/00
代理机构
代理人
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地址
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