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发明名称
Устройство для разработки грунта
摘要
申请公布号
SU91209(A1)
申请公布日期
1950.11.30
申请号
SU19500434193
申请日期
1950.09.06
申请人
OZEROV N.V.
发明人
OZEROV N.V.
分类号
E02F3/88;E02D7/24;E02F3/92
主分类号
E02F3/88
代理机构
代理人
主权项
地址
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