 alvis car and engineering company ltd was a british manufacturing company in coventry, england. from 1919â67. in addition to automobiles designed for the civilian market, the company also produced racing cars, aircraft engines, armoured cars and other armoured fighting vehicles. after becoming a subsidiary of rover in 1965, car manufacturing was ended but armoured vehicle manufacture continued. alvis became part of british leyland and then in 1982 was sold to united scientific holdings, which renamed itself alvis plc ==history of the company==       ===early history=== the original company, t.g. john and company ltd., was founded in 1919 by thomas george john (1880â1946). its first products were stationary engines, carburetors and motorscooters. following complaints from the avro aircraft company whose logo bore similarities to the original winged green triangle, the more familiar inverted red triangle incorporating the word "alvis" evolved. on 14
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