发明名称 AUXILIARY LENSES FOR EYEGLASSES
摘要 An eyeglass device includes a primary and an auxiliary spectacle frames for supporting lenses. The primary spectacle frame includes a magnetic connector member secured in the middle bridge portion. The auxiliary spectacle frame includes a middle bridge portion having a projection for engaging over the middle bridge portion of the primary spectacle frame and having a magnetic connector member for engaging with the connector member of the primary spectacle frame such that the spectacle frames can be easily secured together with only one hand.
申请公布号 CA2223295(A1) 申请公布日期 1998.06.13
申请号 CA19972223295 申请日期 1997.12.02
申请人 CONTOUR OPTIK INC. 发明人 CHAO, RICHARD
分类号 G02C9/00;(IPC1-7):G02C9/00;G02C7/08 主分类号 G02C9/00
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