Invention Grant
US07988511B2 Freediving safety apparatus 有权
自动安全装置

Freediving safety apparatus
Abstract:
An apparatus for use in the activity of freediving, providing the freediver with increased safety and protection in the event of Shallow Water Blackout, incapacitating hypoxia, or other emergency occurring in or under the water, while providing greater reliability of functioning, and comfort of wearing during the activity of freediving.
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