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发明名称
REFINER FEEDER
摘要
申请公布号
US3441227(A)
申请公布日期
1969.04.29
申请号
USD3441227
申请日期
1966.12.22
申请人
SPROUT WALDRON & CO. INC.
发明人
CHESTER DONALD FISHER
分类号
D21D1/30;(IPC1-7):B02C23/02
主分类号
D21D1/30
代理机构
代理人
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