Patents by Inventor Francis J. B. Rowley

Francis J. B. Rowley 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).

  • Gas-fired heater
    Patent number: D303006
    Type: Grant
    Filed: July 17, 1987
    Date of Patent: August 22, 1989
    Assignee: Valor Heating Limited
    Inventors: Francis J. B. Rowley, Ian M. Hollingsworth
  • Gas fired heater
    Patent number: D303141
    Type: Grant
    Filed: July 17, 1987
    Date of Patent: August 29, 1989
    Assignee: Valor Heating Limited
    Inventors: Francis J. B. Rowley, Ian M. Hollingsworth