aircraft engine and air frame maintenance; aircraft fueling; aircraft maintenance; servicing aircraft in remote locations; avionics installation and repair; aircraft engine overhaul; installation of aircraft navigation, communications, and cabin entertainment systems, automotive maintenance, ground support equipment maintenance; and janitorial services in the field of aviation

'air':4 'aircraft':1,7,9,12,20,25 'automot':32 'aviat':45 'avion':16 'cabin':29 'communic':27 'engin':2,21 'entertain':30 'equip':36 'field':43 'frame':5 'fuel':8 'ground':34 'instal':17,23 'janitori':39 'locat':15 'mainten':6,10,33,37 'navig':26 'overhaul':22 'remot':14 'repair':19 'servic':11,40 'support':35 'system':31

SIGNATURE

Owners

Goods & Services