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发明名称
Oat-huller
摘要
申请公布号
US1830028(A)
申请公布日期
1931.11.03
申请号
US19300445972
申请日期
1930.04.21
申请人
JOHANNSEN CHRISTOPH M
发明人
JOHANNSEN CHRISTOPH M.
分类号
B02B3/02
主分类号
B02B3/02
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