He's the documentary filmmaker who co-invented the Aqualung
In 1943, Jacques Cousteau strapped on the first Aqua-Lung and dove into a 
lifelong adventure that would make him the 20th century's ocean... [DOC] [TLE] Part 5: Jacques Cousteau & The Aqua Lung - Welcome To ... [PAR] Jul 27, 2007 ... Emile Gagnan is pictured below in 1930 and would go on co-invent the .... diving 
partner Frdric Dumas and he is wearing a CG45 Prototype diving in .... with 
Rene-Paul Jeanerrete who in 1953 was the Director of Rolex Geneva.