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发明名称
Doughnut machine
摘要
申请公布号
US2207590(A)
申请公布日期
1940.07.09
申请号
US19360104092
申请日期
1936.10.05
申请人
LAGAARD ALEXANDER S T
发明人
LAGAARD ALEXANDER S. T.
分类号
A21B5/08
主分类号
A21B5/08
代理机构
代理人
主权项
地址
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