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发明名称
Струго-скрепер с механизмом подачи на забой
摘要
申请公布号
SU83234(A1)
申请公布日期
1949.11.30
申请号
SU19480388357
申请日期
1948.12.06
申请人
KOMAROV N.I.;KRICHEVSKIJ M.E.;YATSKIKH V.G.
发明人
KOMAROV N.I.;KRICHEVSKIJ M.E.;YATSKIKH V.G.
分类号
E21C27/42;E21C27/32;E21C27/40
主分类号
E21C27/42
代理机构
代理人
主权项
地址
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