Patents by Inventor L. F. Perry, Jr.

L. F. Perry, Jr. 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).

  • Portable concrete batch plant
    Patent number: 3938673
    Abstract: A concrete batch plant designed and constructed for transport to the site wherein the concrete is to be used, said plant being disposed in a substantially horizontal position during transport thereof and in a substantially vertical position during operation thereof for producing concrete batches.
    Type: Grant
    Filed: October 7, 1974
    Date of Patent: February 17, 1976
    Inventor: L. F. Perry, Jr.