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发明名称
Tobacco sifter
摘要
申请公布号
US2082039(A)
申请公布日期
1937.06.01
申请号
US19350022767
申请日期
1935.05.22
申请人
TEODORE WIDGREN HANS
发明人
WIDGREN HANS TEODORE
分类号
A24F47/00
主分类号
A24F47/00
代理机构
代理人
主权项
地址
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