Siebe Gorman Savox
The Siebe Gorman Savox was an industrial and mines rescue oxygen rebreather breathing set with a use duration of 45 minutes. It was worn in front of the body. It had no hard casing.
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Wikipedia
The Siebe Gorman Savox was an industrial and mines rescue oxygen rebreather breathing set with a use duration of 45 minutes. It was worn in front of the body. It had no hard casing.
.