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RICHARD TREVITHICK -
NICÉPHORE NIEPCE -
WILLIAM MORTON -
ELÍAS HOWE -
ELISHA OTIS GRAVE -
HEINRICH GÖBEL -
ANTONIO MEUCCI -
NARCISO MONTURIOL -
PIERRE MICHAUX -
SOLOMON ANDREWS -
THOMAS CLIFFORD ALLBUTT -
CHRISTOPHER SHOLES -
THOMAS ALVA EDISON -
WILLIAM HESKETH LEVER -
JOHN PENBERTON