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Makers of lubricating oil pumps, of Strood, Rochester, Kent
1946 Eaton held a minority share in the business.
1961 Precision engineers and manufacturing oil, hydraulic and rotary pumps, contractors to H.M. Government. 
1963 Motor Show exhibitor. Rotary oil pumps.
1981 Listed as 'Hobourn Eaton Ltd., Priory Road, Strood, Rochester'.
1987 Patent 4673341 for a 'variable capacity roller- and vane-type pumps with non-circular cam profile'