Patents Assigned to J. V. Technologies, Inc.
  • Line tester for coin-operated telephones
    Patent number: 5960060
    Abstract: A line tester unit for coin-operated telephones that permits the interface between the coin-operated telephones and the telephone network to be efficiently verified at most access points throughout the telephone network.
    Type: Grant
    Filed: August 19, 1997
    Date of Patent: September 28, 1999
    Assignee: J. V. Technologies, Inc.
    Inventor: Gary W. Kaibel