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发明名称
Устройство для разбивки бутов
摘要
申请公布号
SU123113(A1)
申请公布日期
1958.11.30
申请号
SU19580607314
申请日期
1958.09.08
申请人
ZEMSKOV I.I.;TSAPENKO F.P.;SHAPOVALOV L.T.
发明人
ZEMSKOV I.I.;TSAPENKO F.P.;SHAPOVALOV L.T.
分类号
E21B1/30;B02C23/00;E21B19/24
主分类号
E21B1/30
代理机构
代理人
主权项
地址
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