J. L. Love patented his pencil sharpener in the US.
Source
Carl J.E. Eliason, from Sayner, Wisconsin, was awarded his patent for the 'motor toboggan,' the world's first motorized snow vehicle.
Thomas Edison completed his first model of a phonograph.
Inventor Percy L. Spencer patented the Microwave Oven.
American leading figure Benjamin Franklin created the Franklin Stove.
John Burr patented a better rotary blade lawn mower, designed with traction wheels and a rotary blade that would not easily get stuck with grass clipping.