发明授权
US08100696B2 Self-rescuer training device 有权
自救者训练装置

Self-rescuer training device
摘要:
A training device for a self-rescuer is improved such that practical breathing parameters will become established. A granular filling of a material (7) is used that binds water molecules and generated heat of adsorption or heat of absorption in the process instead of an oxygen-releasing chemical.
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