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发明名称
ICE BREAKING-OFF DEVICE
摘要
申请公布号
SU644900(A1)
申请公布日期
1979.01.30
申请号
SU19752194111
申请日期
1975.12.01
申请人
PT NII NAUCHNOPROIZVODSTVENNOGO OBEDINENIYA "TEMP"
发明人
SHCHERBAKOV LEV V,SU;SHARSHUNOV YURIJ E,SU
分类号
E01H5/12;(IPC1-7):E01H5/12
主分类号
E01H5/12
代理机构
代理人
主权项
地址
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