20160228211CROWN ASSISTANCE DEVICEAugust, 2016Pham et al. 20050158693Dental alloysJuly, 2005Prasad et al. Primary Examiner: BUMGARNER, MELBA N Attorney, Agent or Firm: STITES & HARBISON PLLC (ALEXANDRIA, VIRGINIA, US) Claims: 1.Drilling system for a dental implant, where the dental implant is ...