Yves Le Prieur
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Yves Paul Gaston Le Prieur was an officer of the French Navy and an inventor.
Le Prieur 1920
Le Prieur with his breathing apparatus
Le Prieur diving equipment. French patent FR 768083, 1934
Maurice Fernez
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Maurice Fernez was a French inventor and pioneer in the field of underwater breathing apparatus, respirators and gas masks. He was pivotal in the transition of diving from the tethered diving helmet a
Yves Le Prieur
…guns. In 1925 Le Prieur saw a demonstration at the Industrial and Technical Exhibition in Paris of a diver using a breathing apparatus invented by Maurice Fernez. The Fernez breathing apparatus consisted of a simple T-shaped rubber mouthpiece. On one side this was connected to a long tube down which air was…
Ferenz in 1912
Fernez demonstrating his diving equipment 1912