More recently known as McDonnell Douglas Schweizer Hughes history 1948-1983. For Company history see Timeline List of Hughes models Model / Versions 1956 269 269A 269B 269C / 300 TH-55A Osage 1958 XH-42 / YHO-2 1963 369 / 500 / H-6 1963 OH-6A Cayuse 1965 369A 1969 369HE 1969 369HM 1969 369HS 1970 369C / 500C 1975 369D / 500D 1982 369E / 500E 1975 YAH-64