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经营范围
发明名称
DEVICE FOR BREAKING ICE
摘要
申请公布号
RU1758976(C)
申请公布日期
1995.02.09
申请号
SU19894762499
申请日期
1989.11.27
申请人
INZHENERNYJ TSENTR "TRUBOPROVOD"
发明人
SHISHKIN V.V.
分类号
B63B35/08;(IPC1-7):B63B35/08
主分类号
B63B35/08
代理机构
代理人
主权项
地址
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