Patents by Inventor Leo J. Spiegel

Leo J. Spiegel 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).

  • Apparatus for spreading steel structures
    Patent number: 5289711
    Abstract: A telescoping base support having an elongated tube and an elongated slide coaxially and slideably nested therein is provided to form a secure support for a power ram used to deflect the entrapping structure. Ideally, the power ram is pivotably mounted to a carrige which is slideably disposed about the tube of the base support and longitudinally positionable thereon.
    Type: Grant
    Filed: June 3, 1992
    Date of Patent: March 1, 1994
    Inventor: Leo J. Spiegel