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Henry Trencham (1884- ) formerly Henry K. Trechmann
1922 Assoc.M.Inst.C.E., A.M.I.E.E., Electrical Engineer, "Belsaye," Kingsend Avenue, Ruislip, Middlesex; b. 1884. Ed. High School Tech. Coll, West Hartlepool. Pupilage with Veritys, Ltd., Aston, Birmingham. Draughtsman, Naval and General Switchgear Work, Electric and Ordnance Accessories Co. (Vickers, Sons and Maxim ), Aston; Designing Engineer, A. Reyrolle and Co., Ltd.: Engineer and Manager, Switchgear Construction Co., Ltd., Birmingham Works; Chief Switchgear Engr., British Thomson-Houston Co., Ltd., Willesden. Name changed from Henry K. Trechmann by deed poll, October 25, 1919. War Services.—Control switchgear for submarine accessories; design and manufacture of light six-cylinder aeroplane magneto; sundry aeroplane fittings, etc.