1909-30 – Submarine Salvage Robot – Harry L. Bowdoin (American)

1930 – Submarine Salvage Robot by Harry L. Bowdoin    Artists depiction of Salvage tank. Really a cross between Bowdoin's Armoured Suit and the Diving Bell. Source: The Ogden Standard Examiner, Feb 21, 1932. Another artists depiction of the diving apparatus. Source: Modern Mechanics and Invention, Sept 1931. Large Robot Diving Bell to Explore for …

1914-28 – Submarine Armor – Harry L. Bowdoin (American)

The 1931 version of Harry L. Bowdoin's Submarine Armor. When inside his suit Mr. Bowdoin through the manipulation of gears and levers, can move his arms, legs and body freely to almost any angle and with clawed hands, so constructed as to record sensitivity, he can pick up even very small objects. 1928 – Submarine …