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经营范围
发明名称
Improved screening apparatus
摘要
申请公布号
EP0891819(A3)
申请公布日期
2000.06.07
申请号
EP19980304810
申请日期
1998.06.17
申请人
TANDEM PRODUCTS, INC.
发明人
HELMY, NASHAT, N.;YOUNG, LONN, M
分类号
B07B1/46;B07B1/48;(IPC1-7):B07B1/46
主分类号
B07B1/46
代理机构
代理人
主权项
地址
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