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发明名称
ROLLER-GRATE SIFTER
摘要
申请公布号
PL232581(A1)
申请公布日期
1983.02.14
申请号
PL19810232581
申请日期
1981.08.10
申请人
KOPALNIA WEGLA KAMIENNEGO THOR
发明人
PASZCZAK TADEUSZ;RACZAK MANFRED;SAWCZAK ADAM;WIERZELEWSKI WLADYSLAW
分类号
B07B;(IPC1-7):B07B/
主分类号
B07B
代理机构
代理人
主权项
地址
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