Brookhirst Switchgear



of Northgate Works, Chester
1937 Manufacturers of electric motor control gear.
1943 Metal Industries acquired Electrical Switchgear and Associated Manufacturers Ltd, which owned Brookhirst Switchgear Ltd[1].
By 1947 owned Cantie Switches of Chester
1960 Metal Industries integrated its long established subsidiaries Brookhirst Switchgear Ltd and Igranic Electric Co Ltd into Brookhirst Igranic Ltd[2].