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发明名称
MILL ROLLS
摘要
申请公布号
GB8301893(D0)
申请公布日期
1983.02.23
申请号
GB19830001893
申请日期
1983.01.24
申请人
ZEP-PEY CHEN
发明人
分类号
B02C4/30;C13B10/06;(IPC1-7):F16C13/00
主分类号
B02C4/30
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