The first ban on autos was instituted in 1954 in New York state.Schrade Cutlery specialized in autos from inception until the founder, George Schrade sold the company, and the US government started passing laws against them, in the pre-WWI days. Illegal to transport them over state lies may have been a Prohibition era law.
The Federal Switchblade Act was passed in 1958.
Prohibition was in the 1920s.......