From our research it would appear that Toronto-based entrepreneur Wayne Fromm patented his version of a selfie stick called the Quick Pod back in 1995.
Here is Wikipedia’s history:
Selfie stick history
In 1983 the Minolata disc-7 had a curved mirror which allowed you to take a selfie. It’s packaging showed the Disc-7 mounted on a stick.
Selfie stick history by Wayne van der Walt