发明名称 Marble picture frame
摘要 A picture frame has a front grid member and a back grid member, with an arrangement of marbles or similar spheres or spheroids retained between the grid members at a central picture opening. A cast zinc one-piece picture holder is secured in place with double-sided tape.
申请公布号 US5199200(A) 申请公布日期 1993.04.06
申请号 US19920919206 申请日期 1992.07.24
申请人 HOWELL, DAVID 发明人 HOWELL, DAVID
分类号 A47G1/06;A47G1/14 主分类号 A47G1/06
代理机构 代理人
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