Barbed wire was patented by Lucien B Smith in Ohio, US.
Source
Thomas Edison filed his patent for the Optical Phonograph.
The Wright Brothers were granted a patent for their 'flying machine' after applying for it three years earlier.
John B. Meyenberg from St. Louis, Missouri, patented powdered milk.
The first movie projector, correctly named the kinetoscope, was patented by Thomas Edison.
Solymon Merrick patented the wrench tool.
