Grace's Guide is the leading source of historical information on industry and manufacturing in Britain. This web publication contains 148,439 pages of information and 233,876 images on early companies, their products and the people who designed and built them.
A subsidiary of the Trico Products Corporation, U.S.A.
1937 Trico granted Joseph Lucas Ltd rights for the United Kingdom in three patents relating to trafficators, for a consideration of £2,200. Trico and Lucas agreed not to undercut each other's prices to their respective initial equipment customers for goods embodying the patented inventions. Each party was to quote for and supply such goods at prices which were exclusive of any other articles and were not to include any allowances, rebates or discounts other than the usual terms " which might be adjusted in consideration of the supply of other goods ".
1950 The agreement with Lucas ended.
1961 Motor equipment manufacturers. 1,400 employees. 
1963 Motor Show exhibitor. Wiper blades.