7 compressed air machines; compressed air guns for the inflation and deflation of equipment; parts for compressed air guns for the inflation and deflation of equipment, namely, valves, threaded air valves, pressure gages, bearing tube apertures that release or receive compressed air, shrouds for air valves, safety protectors for air valves, valve covers, and valve adapters; compressed air machine components, namely, valves, threaded air valves, pressure gages, bearing tube apertures that release or receive compressed air, shrouds for air valves, safety protectors for air valves, valve covers, and valve adapters; valve covers and valve adapters for air valves in air shafts for machines