Kontak Manufacturing Co
1957 E V Industries acquired Kontak Manufacturing Co, precision engineers in the fields of jet engines and nuclear power[1]
1966 Kontak Precision Engineering Co. of Grantham, supplier of hydraulic equipment for aircraft engines[2]
1982 Rubery Owen Hydraulics became part of Kontak Manufacturing[3]
1989 Kontak Hydraulics was sold to Commercial Hydraulics of Bedford[4]