Patents Examined by George Wyszemierski
  • Picture-reproducing device
    Patent number: 4792498
    Abstract: In a vacuum-tight picture-reproducing device having a flat glass faceplate and a metal tray-shaped back case with an outwardly curved bottom and a continuous flange, the flange has a perpendicular extension. The faceplate has end surfaces embraced by the extension and lies on the flange. The end surfaces of the faceplate and the flange with the extension are permanently joined together by a silver-containing tin-base solder. The joint may be covered by a metal layer.
    Type: Grant
    Filed: June 4, 1987
    Date of Patent: December 20, 1988
    Assignee: Standard Elektrik Lorenz A.G.
    Inventor: Michael Schliof
  • Protective overcoat for low emissivity coated article
    Patent number: 4716086
    Abstract: A multiple layer high transmittance, low emissivity coated article is disclosed with improved chemical resistance as a result of a protective overcoat of titanium oxide.
    Type: Grant
    Filed: December 23, 1985
    Date of Patent: December 29, 1987
    Assignee: PPG Industries, Inc.
    Inventors: F. Howard Gillery, Russell C. Criss, James J. Finley