Timeflash

Ford company produces the first T-ford model from a conveyor belt. The car is nick named Tin Lizzy.

The iron lung is invented by Philip Drinker

Hans Haupt invents the Knirps a foldable umbrella.
This will cause a kind of revolution in England were umbrellas were very classy things and bound to special etiquette. Now every one could have one because they became so cheap. And that did not go well by the snobs.