Patents by Inventor Edward A. Chasins

Edward A. Chasins 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).

  • Projection screen support structure
    Patent number: 4106852
    Abstract: A highly portable projection screen support structure including an extendable center support pole and two extendable side support poles. The structure is adapted to support a very wide horizontally disposed rectangular screen of 4.5 to 1 or greater, or a conventional screen in a planar orientation.
    Type: Grant
    Filed: February 22, 1977
    Date of Patent: August 15, 1978
    Assignee: Producers Row Inc.
    Inventor: Edward A. Chasins