Patents by Inventor Bernard Kurtz

Bernard Kurtz 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).

  • Method and means for winding pre-cut bags to form rolls
    Patent number: 4000864
    Abstract: The disclosure concerns the field of the making up of bags of synthetic material or other articles into rolls, and has more particularly for its object the provision of a process and an apparatus for winding such bags, previously cut to length and welded, into rolls.
    Type: Grant
    Filed: August 5, 1975
    Date of Patent: January 4, 1977
    Assignees: Les Ateliers de Constructions Mecaniques, C. A. Holweg S.A.
    Inventors: Bernard Kurtz, Ermes Spizzo