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发明名称
SOIL LOOSENER
摘要
申请公布号
SU941498(A1)
申请公布日期
1982.07.07
申请号
SU19802917009
申请日期
1980.04.25
申请人
PRPRYAN LEONID G,SU
发明人
PRPRYAN LEONID G,SU
分类号
E02F5/30;(IPC1-7):E02F5/30
主分类号
E02F5/30
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代理人
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