
Source: Popular Mechanics, March 1922

Patent number: 1287643 – see full patent details here.
Filing date: Dec 12, 1917
Issue date: Dec 17, 1918
a history of cybernetic animals and early robots

Source: Popular Mechanics, March 1922

Patent number: 1287643 – see full patent details here.
Filing date: Dec 12, 1917
Issue date: Dec 17, 1918