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IBM's first patent: U.S. Patent #998,631 issued July 25, 1911
Date added: 10 Jan 2011
IBM's first patent: U.S. Patent #998,631 issued July 25, 1911
IBM's first patent: U.S. Patent #998,631 issued July 25, 1911
Date added: 10 Jan 2011
IBM's first patent: U.S. Patent #998,631 issued July 25, 1911
