Patents by Inventor Sanford L. Braver

Sanford L. Braver 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).

  • Calculator tray apparatus
    Patent number: 4320838
    Abstract: Tray apparatus for use in business establishments includes a tray and a calculator for enabling patrons to verify and make arithmetic calculations.
    Type: Grant
    Filed: January 7, 1980
    Date of Patent: March 23, 1982
    Assignee: BCG, Ltd.
    Inventor: Sanford L. Braver