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Kelly Manufacturing Co.

555 S. Topeka
Wichita, KS 67202
United States

Kelly Manufacturing Company is the manufacturer of the R.C. Allen line of instruments. KMC is the largest manufacturer of general aviation aircraft instruments in the world and has two manufacturing plants. One is situated in the downtown area of Wichita, Kansas, and the second is located in Grenola, Kansas. Both plants also operate FAA licensed repair stations.