Patents by Inventor Clyde Eugene LeFevre

Clyde Eugene LeFevre has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Microfiche viewer
    Patent number: 4025177
    Abstract: A microfiche viewer is provided with means for selecting one microfiche carrier from a plurality of microfiche carriers contained within a magazine for holding the same, means for positioning such selected microfiche carrier along a first axis, means for positioning an optical-projecting means along another axis perpendicular to the first axis whereby a preselected frame of a microfiche contained within the carrier can be viewed on a screen and means for replacing the microfiche carrier into the magazine.
    Type: Grant
    Filed: May 8, 1975
    Date of Patent: May 24, 1977
    Assignee: Addressograph Multigraph Corporation
    Inventors: Ben Howard Owens, Clyde Eugene LeFevre, James Patrick Hagan
  • Information storage means
    Patent number: 3991497
    Abstract: A magazine for holding a plurality of microfiche carriers is provided with a pair of oppositely disposed side walls each of which is formed with an elongated arcuate protrusion, a top, a bottom and a front wall having a window therein. The back of the magazine is open to receive the microfiche carriers.
    Type: Grant
    Filed: May 8, 1975
    Date of Patent: November 16, 1976
    Assignee: Addressograph Multigraph Corporation
    Inventors: Ben Howard Owens, Clyde Eugene LeFevre, James Patrick Hagan