Patents by Inventor John F. Prescott, Jr.

John F. Prescott, Jr. 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: 4213327
    Abstract: A flow bench includes a sealed box with an internal plenum having air flow from a source of pressure directed to several spaced points within the plenum; the sealed box includes an open upper end having a support surface around the open end including undercut spaced parallel grooves at an offset point thereon supporting a pair of seals in sealing engagement with the outer perimeter of a laminated porous panel that completely covers the open end; the flow bench further includes a removable cover.
    Type: Grant
    Filed: January 11, 1979
    Date of Patent: July 22, 1980
    Assignee: General Motors Corporation
    Inventors: John F. Prescott, Jr., William H. Roberts