Patents by Inventor Silvio B. Mraz

Silvio B. Mraz 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).

  • Manual set for screen printing
    Patent number: 5078062
    Abstract: The invention discloses an automatic manual set for screen printing which delivers constant pressure of a squeegee and uniformity in printing. The automatic manual set basically includes an ensemble of four levers inter-clamped by sleeved axles. Provided is anatomic handle, an ink spreading knife, and printing squeegees.
    Type: Grant
    Filed: December 18, 1990
    Date of Patent: January 7, 1992
    Assignee: Klinger Industria e Comercio Ltda.
    Inventor: Silvio B. Mraz