Claudel-Hobson was a series of British carburettors manufactured by H. M. Hobson Ltd.Historywebsite.co.uk (retrieved 1 August 2018)
Introduced in 1908, they were widely used on British car and aircraft engines in the early 20th century. Applications included Sunbeam automobiles as well as Armstrong Siddeley, Bristol, de Havilland, and Napier aircraft engines.
References
External links Historywebsite.co.uk