Patents Assigned to The W. B. Marvin Manufacturing Co.
  • Space heater and humidifier
    Patent number: D499475
    Type: Grant
    Filed: September 26, 2003
    Date of Patent: December 7, 2004
    Assignee: The W. B. Marvin Manufacturing Co.
    Inventors: Joseph M. Lehman, Sherry L. Jones, Michael J. Painter, Patrick R. Walker
  • Electric space heater for mounting on a ceiling or wall
    Patent number: D379650
    Type: Grant
    Filed: May 15, 1995
    Date of Patent: June 3, 1997
    Assignee: The W. B. Marvin Manufacturing Co.
    Inventors: Barry W. Smith, Michael T. Kopczewski