R.XI | |
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Role | Heavy fighter |
Manufacturer | Caudron |
Designer | Paul Deville[1] |
First flight | 1916[2] |
Introduction | 1918[2] |
Retired | July 1922 |
Primary user | France |
Produced | 1917-1918 |
Number built | 370 |
Developed from | Caudron R.4 |
The Caudron R.11 (or R.XI in contemporary usage), was a French three-seat twin-engine long range escort fighter biplane developed and produced by Caudron during the First World War.[2]