Page:Reminiscences of Sixty Years in Public Affairs (Volume One).djvu/271

litigation which established his claim to the invention, secured to him as the proceeds what might have been an enormous fortune, and placed his name in the list of the names of great inventors. The patent-law practice is the most exhausting branch of the legal profession, and the lawyers and experts suffer from brain diseases in excess of the average of sufferers in other branches of the profession.