Patents by Inventor Miller H. Gregory

Miller H. Gregory 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).

  • Foldable handrail structure
    Patent number: 4261550
    Abstract: A hollow handrail is pivotally connected at one end to a fixed bracket. A brace is pivotally connected at one end to another fixed bracket vertically aligned with the first-mentioned bracket. A slide is mounted in the hollow handrail and is pivotally connected with the other end of the brace. Locking means is provided on the slide for locking the handrail and brace in folded position, or in any desired angular position of adjustment. When the handrail is in its folded position, the brace is received and enclosed within the handrail.
    Type: Grant
    Filed: February 28, 1980
    Date of Patent: April 14, 1981
    Inventor: Miller H. Gregory