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发明名称
HEAVY-MIDDLE SEPARATOR
摘要
申请公布号
RU1769954(C)
申请公布日期
1992.10.23
申请号
SU19904833242
申请日期
1990.05.31
申请人
SHCHAPOV YURIJ S,SU
发明人
SHCHAPOV YURIJ S,SU
分类号
B03B5/30
主分类号
B03B5/30
代理机构
代理人
主权项
地址
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