Patents Assigned to National Viewtech Corp.
  • Liquid coupling system for video projectors
    Patent number: 4511927
    Abstract: A liquid coupling system for a video projector having a liquid in intimate contact with a CRT screen and the first lens element of the lens arrangement. The liquid is optically transparent and performs the additional function of absorbing heat and x-rays emanating from the CRT.
    Type: Grant
    Filed: January 10, 1983
    Date of Patent: April 16, 1985
    Assignee: National Viewtech Corp.
    Inventor: Michael T. Bauer