发明名称 JEWELRY FASTENER
摘要 <p>An improvement in a clasp for personal ornaments comprising a hook-shaped main body and a closing piece biased by means of a spring so as to close an opening thereof, the closing piece having one end to serve as a closing portion and the other end serving as an operating portion for the closing piece. The closing piece is provided at its base portion with an engaging portion and a locking member which engages the engaging portion at a position where the closing piece is pushed opened to maintain that position.</p>
申请公布号 EP0253771(B1) 申请公布日期 1991.04.03
申请号 EP19870810390 申请日期 1987.07.09
申请人 HEIWADO BOUEKI KABUSHIKI KAISHA 发明人 HIRAISHI, MAMORU
分类号 A44C5/20;A44C25/00;A47G29/00;F16B45/02 主分类号 A44C5/20
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