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发明名称
摘要
申请公布号
DE2135782(A1)
申请公布日期
1972.01.27
申请号
DE19712135782
申请日期
1971.07.16
申请人
MORRICE A
发明人
分类号
E02D17/08;(IPC1-7):E02D17/08
主分类号
E02D17/08
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