Patents by Inventor Paschal S. Mathison

Paschal S. Mathison 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).

  • Patent number: 4053220
    Abstract: Apparatus for optically copying to a desired scale with good resolution reproductions of small film images. Includes the equivalent of a filmstrip/slide or animation stand apparatus, a reproducing camera mounted upon an upright track support for elevational adjustment and having the axis of its focally adjustable lens and its gate arranged substantially downward, and a lateral tabletop supported below the camera lens for interception of the axis of the latter thereby. Means define an internal chamber which has a lateral bottom wall and an entrance upright sidewall with a top portion of this means having a large opening down through which the axis of the reproducing camera lens extends to the top face of the bottom wall and with the entrance wall having a beam entrance window.
    Type: Grant
    Filed: February 20, 1976
    Date of Patent: October 11, 1977
    Assignee: Photographic Equipment Service, Inc.
    Inventor: Paschal S. Mathison