Hamillton E. Smith
The first patent for a washing machine was granted to Jacob Schaffer in 1767 in Germany, but the concept of washing clothes with mechanical assistance dates back even earlier. The first electric washing machine was developed in the United States in the early 1900s, with notable innovations by companies like the Hurley Machine Company. Over time, washing machines evolved, becoming more efficient and widely used across the world.
Early humans
They invented primitive light tanks. They also invented the first machine gun.
I think that would be a Z1. And that machine was destroyed in the second world war. There has been a remake of that machine somewhere.
The first 'Fourdrinier machine' (the World's first paper machine) was invented by Frenchman Nicholas Louis Robert. It was then perfected by engineers in England and installed at Frogmore Paper Mill in Hemel Hempstead, England in 1803. The machine was named after the wealthy brothers Henry and Sealy Fourdrinier who funded it's manufacture.
The first practical gas operated machine gun was invented by Hiram Maxim in the UK in the early 1890s. The first one to go into production was the Browning M1895 'Potato Digger' in 1895 in the US.
They were mainly invented for world war I in 1914
they invented chocolate apricots coffee tobacco the world first flushing toilet and knitting machine
There are different types of plastic in the world. The plastic type that is used for the inside of a Hot Point washing machine is Phenolic which can be hard, rigid, and heat resistant.
The maxim gun,invented in1884, was the world's first automatic machine gun
An advantage is that it saves time so you aren't using a whole day for your washing and you can do other things while your washing is whizzing around the machine getting clean. A disadvantage is that it is using up electricity and your money and polluting the whole wide world.
The maxim gun,invented in1884, was the world's first automatic machine gun