John Fox Jennens Malone
John Fox Jennens Malone (1880-1959) of the Sentinel Instruments and later, the Fox Instrument Co
1880 November 14th. Born at Newcastle the son of Thomas Jennens Malone, an Engineer's Store Keeper.
1891 Living at 3 Thurston Rod, Lewisham with his parents.[1]
1913 Patent to give warning of low water in a boiler.[2]
Inventor of the Malone Engine.
1939 Living at 242 Hescham Road, Newburn, Designer Manufacturer of Precision Scientific Instruments Travelling. With Alice E. Malone.[3]