The first sewing machine was invented by a German named Charles Fredrick Wiesenthal. Wiesenthal invention of the first device for sewing are consist of a double pointed needle with a tiny hole on the lower part.
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Yes, the simple machine is a lever if you look at the top of a normal playground swing.
yes
A pendulum.
He invented the Machine GunHe invented the Machine Gun
It was Blaise Pascal that invented the adding machine in 1642. He invented this machine to help ease the burdens of his father who worked as a clerk at the time.