Charles Holland Duell (April 13, 1850 – January 29, 1920) was the Commissioner of the United States Patent Office from 1898 to 1901, and was later an associate judge of the Court of Appeals of the District of Columbia.
Charles Holland Duell (April 13, 1850 – January 29, 1920) was the Commissioner of the United States Patent Office from 1898 to 1901, and was later an associate judge of the Court of Appeals of the District of Columbia. (en)
Charles H. Duell foi o diretor do Departamento de Patentes dos Estados Unidos em 1899 e ficou famoso por supostamente ter dito: A frase, entretanto, tem sido contestada como sendo, na realidade, apócrifa. (pt)