Patents by Inventor Joseph Irma DeRoeck

Joseph Irma DeRoeck 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).

  • Web guiding apparatus
    Patent number: 3942696
    Abstract: Apparatus for controlling lateral divergence or displacement of a web from its true path, which requires contact of its rollers with one face only of the web, and which does not impose deflection of the path of the web.
    Type: Grant
    Filed: January 29, 1975
    Date of Patent: March 9, 1976
    Assignee: AGFA-GEVAERT N.V.
    Inventors: Camille Francois Pira, Joseph Irma DeRoeck