Installation, repair, replacement, and maintenance of aircraft and structural parts therefor

Model toy aircraft; scale model aircraft

Watches; jewelry; keychains as jewelry; clocks

Aircraft and structural parts therefor

Aircraft engines; jet engines other than for land vehicles

Internal combustion engines for aircraft; steam engines, jet engines, rocket engines, gas turbines; compressed air engines not for land vehicles; mufflers for motors and engines

Educational services, namely, providing in-person and online training programs for pilots and aircraft mechanics in the fields of aircraft piloting and aircraft maintenance and repair

Educational services, namely, providing in-person and online training programs for pilots and aircraft mechanics in the fields of aircraft piloting and aircraft maintenance and repair

Aircraft and structural parts therefor

Educational services, namely, providing in-person and online training programs for pilots and aircraft mechanics in the fields of aircraft piloting and aircraft maintenance and repair