Patents by Inventor Edwin H. Roxby

Edwin H. Roxby 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).

  • Patent number: 4176818
    Abstract: A load-lifting and centering device is given whereby a load device in the form of a rack supported by legs is capable of self-centering during a lifting procedure whereby the same is centered laterally, longitudinally, and in a level position, and finally locking into place so that the portable rack and load are firmly connected to a vehicle while in transit.
    Type: Grant
    Filed: March 10, 1978
    Date of Patent: December 4, 1979
    Inventor: Edwin H. Roxby