发明名称 Safety neck collar for swimmers comprises a buoyant ring for placing around the forehead
摘要 <p>Safety neck collar for swimmers comprises a buoyant ring for placing around the forehead. Preferred Features: The ring can be inflatable (air-filled) or made of a buoyant plastic or foam. The ring is elastic or flexible so that it can be placed around the neck under the chin with adequate tension. An easily reached flap is attached to the front of the ring to enable the ring to be pulled by hand downward under the chin.</p>
申请公布号 DE20312590(U1) 申请公布日期 2003.12.24
申请号 DE2003212590U 申请日期 2003.08.14
申请人 DIPL.KFM. JUCKEL GMBH 发明人
分类号 A63B31/00;A63B33/00;(IPC1-7):A63B33/00 主分类号 A63B31/00
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