On January 8, 1889, Herman Hollerith received an initial patent for his electromechanical punched card tabulator to assist in summarizing information and accounting.
He was the founder of The Tabulating Machine Company that was consolidated in 1911 with three other companies to form the Computing-Tabulating-Recording Company, later renamed IBM.
Publication number: US395782 A
Patent Tile: Art of compiling statistics
Publication type: Grant
Publication date: 8 Jan 1889
Filing date: 23 Sep 1884
Priority date: 8 Sep 1888
Inventors: Herman Hollerith
Original Assignee: Herman Hollerith