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发明名称
SIEVE FOR GRAIN SEPARATION
摘要
申请公布号
CA444698(A)
申请公布日期
1947.10.28
申请号
CAD444698
申请日期
申请人
DESIRE L. GERMAIN
发明人
DESIRE L. GERMAIN
分类号
主分类号
代理机构
代理人
主权项
地址
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