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发明名称
Picture display device
摘要
The specification discloses a picture display device comprising a pair of transparent panels interconnected in an aligned and overlying relationship for mounting variously sized pictures therebetween without a separate mat.
申请公布号
US4310976(A)
申请公布日期
1982.01.19
申请号
US19790087700
申请日期
1979.10.24
申请人
WILTEN, STANLEY M.
发明人
WILTEN, STANLEY M.
分类号
A47G1/06;G09F1/12;(IPC1-7):G09F1/12
主分类号
A47G1/06
代理机构
代理人
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