USSR
Established at Petrograd in 1912, during First World War built numbers of aircraft of British and French origin. The original two-seat reconaissance Lebed 12 was built until early 1919.
Manufacturer
Leaven Brothers
Canada
Limited re-production of 1945 Fleet Model 80 Canuck, 1965-1966.
Lear Fan Ltd
Founded 1980 by Learavia and British Government to produce Lear Fan 2100 twin-turboprop business aircraft (first flown 1981). Ownership passed 1982 to Fan Holdings Inc. of U.S.A., but with production in Northern Ireland. Production moved to U.S.A. 1983 but program halted 1985.
Learavia Corp
Founded at Reno to develop Lear Fan 2100 twin-turboshaft business aircraft with tail-mounted propeller, designed by William Lear. See Lear Fan Ltd.
Lear Inc
USA
Founded as an electrical company at Santa Monica, California, in 1930. An aircraft engineering division produced the Learstar, a high-speed, long-range transport based on the Lockheed Lodestar, in 1953. First delivered in 1955; production taken over by PacAero Engineering Corporation in 1957.
Leader’s International
1980: Leader’s International, 212 N. Mecklenburg Ave., South Hill, VA 23970, USA.
UL builder
Leading Edge Air Foil / LEAF
1982: Leading Edge Air Foil Inc, 331 South 14th Street, Colorado Springs, Colorado 80904, USA.
Trike and hang glider builder
Leach Aircraft
1984: 1973 Frienship Dr, Suite F, El Cajon, CA 92020, USA.
UL builder
Lazarow, Cwietan
Bulgaria
Worked for DAR before Second World War. From 1946 built the LAZ-7M; LAZ-8 four-seat taxi; LAZ-11 ambulance version of -8; and LAZ-12 single-seat aerobatic aircraft. All except the LAZ-7 sporting monoplane were built in prototype form only. The LAZ-1 OH light helicopter was abandoned before completion. All powered aircraft production in Bulgaria ceased in 1961.
Lawson Aircraft Corp
USA
W. Lawson of Wisconsin designed a pursuit aircraft in 1918; not built. Followed by two-seat training biplane, and the twin-engined L-2 of 1920, built for the Lawson Airline Company. The L-4 three-engined airliner of 1922-1923 had sleeper berths and a shower.
All Aero 