Patents Assigned to Hazel J. Harper
  • Patent number: 4306863
    Abstract: A dental implement for dispensing and compacting amalgam includes separate dispensing and compacting assemblies at opposite ends of a handle. The assemblies each have an amalgam carrier cooperating with a plugger portion which extends from an end of the handle. A spring-biased lever maintains the amalgam carrier in a normally lowered position capable of receiving amalgam. Each assembly features a lock for releasably retaining the amalgam carrier in a raised position whereby the plugger portion extends beyond its respective amalgam carrier for tamping the amalgam into a tooth cavity.
    Type: Grant
    Filed: October 28, 1980
    Date of Patent: December 22, 1981
    Assignee: Hazel J. Harper
    Inventors: Franklin E. Law, Hazel Harper
  • Patent number: 4306864
    Abstract: A dental implement for dispensing amalgam includes a handle on which are mounted at least one amalgam dispenser and a plugger corresponding to each amalgam dispenser for condensing the amalgam dispensed by the dispenser.
    Type: Grant
    Filed: October 28, 1980
    Date of Patent: December 22, 1981
    Assignee: Hazel J. Harper
    Inventors: Franklin E. Law, Hazel Harper