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发明名称
PERFEZIONAMENTO NEI FILTRI PER LA CLASSIFICAZIONE DI MATERIALI COME SAVVIA GHIAIA CARBONE E SIMILI
摘要
申请公布号
IT1162434(B)
申请公布日期
1987.04.01
申请号
IT19790050760
申请日期
1979.11.07
申请人
HEIN LEHMANN AG
发明人
HOPPE KURT;LUMMERICH HANS
分类号
B07B1/46;(IPC1-7):B07B/
主分类号
B07B1/46
代理机构
代理人
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