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发明名称
Tray holder
摘要
申请公布号
US2488010(A)
申请公布日期
1949.11.15
申请号
US19460694466
申请日期
1946.09.03
申请人
GREEN FRANK M
发明人
GREEN FRANK M.
分类号
A47B31/00
主分类号
A47B31/00
代理机构
代理人
主权项
地址
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