Chuck Hull created the first 3D printed item, an eye wash, in 1983:
https://twitter.com/IpekUniCGClass/status/628115593481293824
I remember the first time I ever heard about 3D printing....
Hello, my name’s Rush Chapman. I’m a 3D printing enthusiast. I started this site to help people choose 3D printing projects and select the best 3D printer for your needs, whether you’re a hobbyist or a pro!