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Henry (Heinrich) Conradi (c1840-1920), civil engineer
Inventor of a rail cleaning device for tramways
1911 Living at 19 Ebbsfleet Road, Cricklewood: Henry Conradi (age 72 born Dresden), Engineering Draughtsman - Railways and Tramways; Widower. With his son Emil Samuel Conradi (age 28 born London), Trading in Electrical Supplies and an Employer. One servant.