steel-track undercarriage components for construction machines with operating weights in excess of 15,000 pounds, namely, track chains, track shoes, track idlers, track sprockets, track rollers and track carrier rollers, but excluding rubber tracks or any components thereof, with all of the foregoing being sold as after-market products exclusively through authorized construction equipment dealers

Computer application software to plan, conduct, deploy, execute, track and/or guide aerial delivery and airdrop operations from aircraft; downloadable software to plan, conduct, deploy, execute, track and/or guide aerial delivery and airdrop operations from aircraft; and computer hardware for same