I have a question who invented cellphones?

Question

also i need to know alot of things like who invented i phones and who invented stop lights and also shopping carts......???????....I NEED TO KNOW

Answer

the inventor of cellphone is Martin Cooper,traffic light is Garrett Augustus Morgan, S, the shopping carts Sylvan Goldman, and the i phone is Steven jobs

I have a question who invented cellphones?

Answers (1)