37 Vehicle upfitting services in the nature of vehicle customization services, namely, attaching truck bodies and van bodies to chassis; Vehicle upfitting services in the nature of vehicle customization services for trucks and vans, namely, attaching truck bodies and van bodies to chassis; Installation of truck bodies and van bodies on truck and van chassis; Installation of truck bodies, namely, chipper bodies, contractor bodies, crane bodies, dump bodies, landscaper bodies, platform bodies, services bodies, stake bodies, utility vehicle bodies, skirted bodies, gooseneck bodies, line bodies and digger bodies