发明名称 PICTURE CARD
摘要 <p>A picture card (9) including a front card (11), a back card (10), a first transparency (14) and a second transparency (18). First and second transparencies are rotatably secured together by means of grommet (20) and second transparency (18) is mounted to back card (10). First transparency (14) preferably includes an image similar to that of second transparency (18), whereby first transparency (14) can be rotated to align its image with the image of second transparency (18).</p>
申请公布号 WO1997043742(A1) 申请公布日期 1997.11.20
申请号 US1997008763 申请日期 1997.05.16
申请人 发明人
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代理机构 代理人
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