发明名称 Fastening device for necklaces
摘要 A fastening device for an item of jewelery comprises two parallel rings held apart by spacing elements one of the rings having a slit, whereby a bead-shaped end member can be placed in the rings with its connecting member being passed through the slit. The device may be attached to an eyelet or a further ring pair for the attachment of the other end of a chain of beads.
申请公布号 US5018250(A) 申请公布日期 1991.05.28
申请号 US19900476744 申请日期 1990.02.07
申请人 SCHROEDER, HUBERT E. 发明人 SCHROEDER, HUBERT E.
分类号 A44C5/20;A44C11/02;A44C25/00 主分类号 A44C5/20
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