发明名称 Combination oxygen supplement and swimming snorkel apparatus
摘要 A swimming snorkel and oxygen supplement apparatus that includes a mask and a headband strap to which is mounted a snorkel device, including a snorkel tube and a mouthpiece for inspiration of atmospheric air therethrough, and an oxygen supply system for communicating supplemental oxygen to the snorkel device.
申请公布号 US6915801(B2) 申请公布日期 2005.07.12
申请号 US20030612574 申请日期 2003.07.02
申请人 POKRAS NORMAN 发明人 POKRAS NORMAN
分类号 B63C11/12;B63C11/16;B63C11/20;B63C11/22;(IPC1-7):B63C11/02 主分类号 B63C11/12
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