发明名称 Frame construction
摘要 A photograph display stand having two frame assemblies which are hinged together along their adjacent side edges so that one frame assembly may be moved 360 DEG with respect to the other. Each frame assembly is composed of two identical transparent members arranged back to back and through each a photograph may be viewed.
申请公布号 US4271618(A) 申请公布日期 1981.06.09
申请号 US19790007916 申请日期 1979.01.31
申请人 DATA PACKAGING CORPORATION 发明人 LYMAN, GEORGE F.
分类号 A47G1/14;(IPC1-7):G09F1/12 主分类号 A47G1/14
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