Patents by Inventor Wilford R. Mann

Wilford R. Mann 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).

  • Fan housing
    Patent number: D257060
    Type: Grant
    Filed: June 30, 1977
    Date of Patent: September 23, 1980
    Assignee: AAA Associates Inc.
    Inventor: Wilford R. Mann
  • Fan housing for grain dryers
    Patent number: D272846
    Type: Grant
    Filed: August 10, 1981
    Date of Patent: February 28, 1984
    Assignee: AAA Associates, Inc.
    Inventors: Robert J. McVicker, Wilford R. Mann