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发明名称
Seilschrapperkuebel
摘要
申请公布号
DE1634848(A1)
申请公布日期
1971.02.25
申请号
DE19651634848
申请日期
1965.04.02
申请人
KALVE,ERNEST
发明人
KALVE,ERNEST
分类号
E02F3/60
主分类号
E02F3/60
代理机构
代理人
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