The SKF Robot Smokestack was an animatronic robot puppet built for the SKF company's exhibit space at the 1964 New York World's Fair.

The robot was created by Jim Henson and first appeared at a German trade fair and a business seminar before making its debut at the World's Fair.^[1]

Sources

1. ↑ Jim Henson's Red Book - "Robot due on Sesame Street" August 31, 2011