AMFare. The first fast food robot? (1964)

I think this machine is fascinating and prescient. Here's the company's paper[0] about it and an article[1] in Popular Mechanics.

[0]https://journals.sagepub.com/doi/abs/10.1177/001088046500600...

[1]https://books.google.com/books?id=stMDAAAAMBAJ&pg=PA80&lpg=P...