Patents by Inventor Gianfranco Defalco

Gianfranco Defalco 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).

  • Horizontal tabulation apparatus for accounting machines or the like
    Patent number: 3938644
    Abstract: An horizontal tabulation apparatus wherein a plurality of sensing elements defines code combinations corresponding to the tabulation positions and divides a plurality of cams in groups each associated with predetermined tabulation positions; stopping means are actuated by the plurality of sensing elements when the groups generate the same code combination in correspondence with tabulation positions associated therewith.
    Type: Grant
    Filed: June 5, 1974
    Date of Patent: February 17, 1976
    Assignee: Ing. C. Olivetti & C., S.p.A.
    Inventors: Adriano Zambolin, Gianfranco Defalco