Patents Assigned to Specialty Phones, Inc.
  • Telephone
    Patent number: D272579
    Type: Grant
    Filed: February 13, 1981
    Date of Patent: February 14, 1984
    Assignee: Specialty Phones, Inc.
    Inventor: Robert G. Snyder
  • Telephone
    Patent number: D272621
    Type: Grant
    Filed: February 12, 1981
    Date of Patent: February 14, 1984
    Assignee: Specialty Phones, Inc.
    Inventor: Robert G. Snyder