Zénobe Gramme Zénobe Gramme by Nadar, 1893 Born (1826-04-04)4 April 1826 Jehay-Bodegnée, Belgium Died 20 January 1901(1901-01-20) (aged 74) Bois-Colombes, France Resting place Père Lachaise Cemetery Nationality Belgian Occupation electrical engineer Known for Gramme dynamo