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发明名称
Electric sifter
摘要
申请公布号
US2284943(A)
申请公布日期
1942.06.02
申请号
US19400321198
申请日期
1940.02.28
申请人
BRACE KEMPER P;HERZOG HUBERT J
发明人
BRACE KEMPER P.;HERZOG HUBERT J.
分类号
A47J43/22
主分类号
A47J43/22
代理机构
代理人
主权项
地址
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