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发明名称
Устройство для образования траншей во льду
摘要
申请公布号
SU142310(A1)
申请公布日期
1961.11.30
申请号
SU19610725917
申请日期
1961.04.10
申请人
发明人
NIKOLAEV A.F.;RAMS E.E.;SOLOVEV S.S.
分类号
F25C5/02;B26D1/36;B26D3/06;B26D7/18
主分类号
F25C5/02
代理机构
代理人
主权项
地址
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