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发明名称
Combined impact mill and sifter installation
摘要
申请公布号
GB496783(A)
申请公布日期
1938.12.06
申请号
GB19380003353
申请日期
1938.02.03
申请人
FRANZ BERNHARD LEHMANN
发明人
分类号
B02C13/13
主分类号
B02C13/13
代理机构
代理人
主权项
地址
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