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经营范围
发明名称
CENTER FED MILL WITH ARCUATE DISCHARGE SCREENS
摘要
申请公布号
US3561685(A)
申请公布日期
1971.02.09
申请号
USD3561685
申请日期
1968.01.31
申请人
WEDCO INC.
发明人
FRIEDHELM R. FEDER
分类号
B02C13/13;B02C23/16;(IPC1-7):B02C13/13;B02C18/44
主分类号
B02C13/13
代理机构
代理人
主权项
地址
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