Patents by Inventor Coston B. Miller

Coston B. Miller 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).

  • Method and means of construction of concrete culverts
    Patent number: 4219513
    Abstract: A method and means of improved construction of concrete culverts in which reinforcement bars are supported by removable racks until the bottom of the culvert is poured and interior wall forms are mounted on wheels with side wall forms pivoting with respect to the top wall form. By this combination of features, a very rapid setting of reinforcement bars and wall forms may be accomplished, and rapid removal of re-bar supports and the interior forms may be effected.
    Type: Grant
    Filed: November 27, 1978
    Date of Patent: August 26, 1980
    Inventor: Coston B. Miller