Patents by Inventor Daniel N. Holtzman

Daniel N. Holtzman 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: 5039050
    Abstract: The inventon is for an assembly for a mounting frame that has at least three rails or elongated frame members. The assembly comprises a pair of couplings and means for fastening the couplings to each other. Each coupling includes means for receiving one of the rails, the coupling element and the rail being movable relative to each other longitudinally of the rail. Further, each coupling includes means for securing the rail at a pre-selected longitudinal position relative to the coupling. One of the couplings has means for connecting the third rail to itself. When the couplings are fastened to one another, the receiving means on each coupling are disposed to support the first two rails in crossed or non-parallel relationship to one another.The invention is also for an apparatus for mounting an article on support means.
    Type: Grant
    Filed: August 25, 1989
    Date of Patent: August 13, 1991
    Inventors: Robert W. Eidschun, Daniel N. Holtzman