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发明名称
Cafeteria tray
摘要
申请公布号
US2419229(A)
申请公布日期
1947.04.22
申请号
US19440543621
申请日期
1944.07.06
申请人
PREIS CARL G
发明人
PREIS CARL G.
分类号
A47G23/06
主分类号
A47G23/06
代理机构
代理人
主权项
地址
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