发明名称 AUXILIARY LENSES FOR EYEGLASSES
摘要 <p>An eyeglass device includes a primary and an auxiliary spectacle frames for supporting lenses. The primary spectacle frame includes two legs pivotally coupled to two side extensions and includes two magnetic members secured in the rear and side portions. The auxiliary spectacle frame includes two legs engaged on the primary spectacle frame and each having a magnetic member for engaging with the magnetic members of the primary spectacle frame so as to secure the spectacle frames together and so as to prevent the auxiliary spectacle frame from moving downward relative to the primary spectacle frame.</p>
申请公布号 CA2180714(C) 申请公布日期 1997.12.16
申请号 CA19962180714 申请日期 1996.07.08
申请人 CHAO, RICHARD 发明人 CHAO, RICHARD
分类号 G02C7/08;G02C9/00;G02C9/04;(IPC1-7):G02C9/00 主分类号 G02C7/08
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