Civil engineer (famed for his tower) Gustav Eiffel was also aerodynamicist. Among many other things he patented design of a clean low-wing monoplane 16 May 1917, resulting in construction of…
Section Technique de la Marine built twin-hull triplane flying-boat 1917, (2 x 200-hp Hispano-Suiza); later fitted with 370-hp Lorraine, plus gunner nacelles on lower wing.
Built AL 06 2-seat twin-boom pusher 1947.
Pierre Latécoère established Forges et Ateliers de Construction Latécoère May 1917, factory at Toulouse-Montaudron and office in Paris. Made over 800 Salmson 2A2 while producing Laté 1 2-seat fighter. Laté…
Jean Latham, cousin of famed pre-war Antoinette pilot, opened Société Latham & Cie 1917, building 24 Lévy 40 flying-boats. Three-engined bomber flying-boat was completed as transport, 4 built 1919-20, when…
Sea captain J.M. Le Bris built full-scale gliders 1857 and 1868, and sought engine; broke leg in No. 2 in 1868.
Robert Lebouder produced Autoplane, comprising side-by-side high-wing aircraft whose wing, rear fuselage and tail are removable, remainder converting into roadable car, 1973.
François Lederlin built Poustyle tandem-wing 2-seater 1965.
René Leduc devoted life to high-speed aircraft whose fuselage formed integral ramjet. Bench-tested ramjets at Argenteuil from 1929, starting construction of 0.10 aircraft 1935 and flying it as glider October…
Robert Lefebvre built MP.205 Busard formula-type racer (MP from Max Plan who provided original concept), flown 1971, plans marketed.
SA des Legers Bourgois produced AT.35 2-seat parasol monoplane 1928, and BT 3-seat low-wing monoplane 1930.
Paul Legrand of SNECMA, helped by M. Simon of Breguet, built LS.50 side-by-side high-wing monoplane (13 January 1957), developed into LS.60 (27 April 1961).
Built ARL.11 (January 1959) and ARL.20 light aircraft.
MM. Leopoldorff and Levasseur built L.7 Colibri 2-seat biplane 1933, produced with various engines until 1949.
Etablissements Letord founded 1908 at Chalais-Meudon to produce balloons and dirigibles. Expanded 1916 with second factory at Lyon-Villeurbanne, building aeroplanes designed by Lt.-Col. Dorand of Service Technique de l'Aéronautique. Letord…
Pierre Levasseur set up company known only by his name in Paris 1910, building propellers and, in 1913, aircraft designed by others. First of his own designs was PL I…
Constructions Aéronautiques J. Lévy was set up 1914 by financier Léon-Georges Levy mainly to build warplanes designed by others. First products were Lévy-Besson flying-boats and bombers, followed by Lévy-Lepen HB2…
Marcel Leyat and André Jacquemin produced several prototypes early 1930s, all with left/right wings with independent variable incidence. First, February 1933, resembled simple powered glider with 30-hp ABC Scorpion on…
Produced light aircraft 1946-9, notably L.44 Cross-Country tandem-wing 2-seater 1947.
LeO founded by Fernand Lioré and Henri Olivier as agricultural and general engineers at Levallois-Perret (Paris) 1906, building first aircraft 1908. Lioré helped form Witzig-Lioré-Dutheuil aero engineers 1911, but formed…
Les Ateliers et Chantiers de la Loire, shipbuilders of St Nazaire, purchased Gourdou et Leseurre 1925, continuing production and development of latter's Type 32 fighter, now called LGL 32. LGL…
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