Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,161 pages of information and 233,682 images on early companies, their products and the people who designed and built them.
E. C. S. Clench (c1888- ), A.M.I.Mech.E., M.I.A.E., M.I.Mar.E., presumably known as Claude Clench.
1916 of the Aster Engineering Co
1927 Chief Engineer of Arrol-Aster
1932 Joined Automotive Products Co
By 1939 he was Chief Development Engineer dealing with Lockheed Brakes, Lockheed Aircraft Equipment, Lockheed Remote Controls, Borg and Beck clutches, Automotive Products Co., Ltd., Tachbrook Road, Leamington Spa.
Patents on Remote Elect. Indication, Hydraulic Controls for Industrial and Aircraft application, etc., etc.