1921-5 – Diving Armour – Joseph Salim Peress (Persian / British)

1921-5 – Diving Armor by Joseph Salim Peress. Peress explaining his new armored diving suit at the Shipping Exhibition, at Olympia, London, England. It was manufactured in stainless steel by Staybrite Silver in England. Source: Getty Images Joseph Salim Peress with his new armoured diving suit.  Source: Getty Images In 1921, Joseph Salim Peress filed …

1918 – Diving Armor – Rudi De Graff (Russian / American)

 1918 – Diving Armor by Rudi De Graff. Publication number    US1368786 A Publication type    Grant Publication date    Feb 15, 1921 Filing date    Jan 12, 1918 Priority date    Jan 12, 1918 Inventors    Rudi De Graff The invention relates to diving suits designed for service at great depths, one hundred feet or more, and the object …