The Story of the Wheel Suit Case

We've had wheels for five thousand years. We didn't get wheels on suit cases until 19 72. It's kind of like an example of how stupid we are sometimes when it comes to innovation, that we manage to put two men on the moon before we put wheels on suit case. And sad, in 19 72, that was the patent. So i think it was a coupl f yars before i come re ember the guise of bernard, bernard sawthu, 19 72 is when it's approved. so tit's the first commercially successful paternter.