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发明名称
Picture frame or the like
摘要
申请公布号
US2272479(A)
申请公布日期
1942.02.10
申请号
US19400348330
申请日期
1940.07.30
申请人
PRU-LES-CO ART METAL CO., INC.
发明人
PREW HARVEY A.
分类号
A47G1/06
主分类号
A47G1/06
代理机构
代理人
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地址
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