1965 – General Purpose Underwater Manipulating System Patent – Ralph K Crooks et al (American)

Publication number US3381485 Publication date 7 May 1968 Filing date 23 Oct 1965 Inventors  RALPH KENT CROOKS, JAMES M. HARDENBROOK, RICHARD D. LEIS, JAMES C. SWAIN and DAVID L. THOMAS Original Assignee Battelle Development Corp General purpose underwater manipulating system ABSTRACT OF THE DISCLOSURE A cable-suspended, remote-controlled manipulating device for operation underwater. The apparatus includes propulsion means, TV camera, clamping …

1956 – Underwater Craft – Jack. D. Robinson, Jr. A.M.F. (American)

Publication number US2987893 Publication date Jun 13, 1961 Filing date Oct 29, 1956 Inventor: Jack D. Robinson Jr. Original Assignee: American Machine & Foundry UNDERWATER CRAFT. Jack. D. Robinson, Jr., Norwalk, Conn., assignor to American Machine & Foundry Company, a corporation of New Jersey Filed Oct. 29, 1956. This invention relates to mobile underwater craft …

1966 – Underwater Power Source – Renic P Vincent, Lawrence B Wilder (American)

Underwater power source Publication number    US3418818 A Publication type    Grant Publication date    31 Dec 1968 Filing date    22 Apr 1966 Priority date    22 Apr 1966 Inventors    Renic P Vincent, Lawrence B Wilder Original Assignee    Pan American Petroleum Corp ABSTRACT OF THE DISCLOSURE A method and apparatus for supplying power to underwater apparatuses which makes use …