1916 – Machine for Submarine Salvage Operations – Alexander J. Bergeron (American)

1916 – Machine for Submarine Salvage Operations by Alexander J. Bergeron MACHINE FOR SUBMARINE SALVAGE OPERATIONS Publication number    US1304012 A Publication type    Grant Publication date    May 20, 1919 Filing date    May 11, 1916 Inventors    Alexander J. Bergeron Description The object of my invention is to provide a machine for sub-marine salvage operations, adapted at all …

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 …

1879 – Diving Bell Mechanical Arm – Chas Pike (American)

1879 – Diving Bell Mechanical Arm – Chas Pike     ARM AND ATTACHMENT FOR DlVlNG-BELLS Publication number    US228556 A Publication type    Grant Publication date    Jun 8, 1880 Filing date    May 27, 1879 Inventor    Charles F. Pike CHAS. F. PIKE Be it known that I, CHARLES F. PIKE, of Philadelphia, in the county of Philadelphia and …

1849 – Diving Bell – Avery Richards and John Walcott (American)

1849 – Diving Bell  – Avery Richards and John Walcott   Deep-sea-diving bell Publication number    US6250 A Publication type    Grant Publication date    Apr 3, 1849 Inventors    J. Avery Richards and John W. Walcott Description To all whom t may concern Be it known that we, J. AVERY RICHARDS and JOHN W. WALCOTT, of Boston, in …

1977 – Deep Diving Apparatus – Alistair Carnegie (American)

  Patent name: Wall structures such as for use in deep diving apparatus Publication number    US4164042 A Publication type    Grant Application number    US 05/851,416 Publication date    Aug 14, 1979 Filing date    Nov 14, 1977 Priority date    Nov 18, 1976 Also published as    CA1060500A1, CA1098651A1, DE2751344A1, DE2751345A1, US4167792 Inventors    Alistair L. Carnegie Original Assignee    Normalair-Garrett (Holdings) …