发明名称 Dental floss threader with locking means
摘要 A dental floss threader which is adapted to lock dental floss thereto. The threader includes a semi-rigid shank with smooth surfaces, and an eyelet attached to one end of the shank, the eyelet also being semi-rigid with smoothy surfaces. Associated with the eyelet is locking means responsive to insertion of dental floss therein for locking the dental floss to the threader.
申请公布号 US4064883(A) 申请公布日期 1977.12.27
申请号 US19760682282 申请日期 1976.05.03
申请人 JOHNSON & JOHNSON 发明人 OLDHAM, GEORGE RONALD
分类号 A61C15/04;(IPC1-7):A61C15/00 主分类号 A61C15/04
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