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经营范围
发明名称
VENTILATED MILL OUTLET PIPE
摘要
申请公布号
SU638367(A2)
申请公布日期
1978.12.25
申请号
SU19772490697
申请日期
1977.06.01
申请人
CHUEVSKIJ SERGEJ V,SU
发明人
CHUEVSKIJ SERGEJ V,SU
分类号
B02C17/18;(IPC1-7):B02C17/18
主分类号
B02C17/18
代理机构
代理人
主权项
地址
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