Patents by Inventor Angelo J. Carfagno

Angelo J. Carfagno 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).

  • Safety latch
    Patent number: 3968988
    Abstract: An improved safety latch for industrial load hooks to prevent slippage from rings or trolleys or other hooks.
    Type: Grant
    Filed: February 15, 1973
    Date of Patent: July 13, 1976
    Assignee: L. H. Shingle Company
    Inventor: Angelo J. Carfagno