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发明名称
SCRAPER-PLANER
摘要
申请公布号
SU885554(A1)
申请公布日期
1981.11.30
申请号
SU19792718526
申请日期
1979.01.29
申请人
VENGER FEDOR,SU;DIDENKO IGOR E,SU;BROJTMAN YURIJ P,SU
发明人
VENGER FEDOR I,SU;DIDENKO IGOR E,SU;BROJTMAN YURIJ P,SU
分类号
E21C27/42;(IPC1-7):E21C27/42
主分类号
E21C27/42
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代理人
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