Simulative Patents (Class D10/54)
  • Patent number: D257329
    Type: Grant
    Filed: December 28, 1978
    Date of Patent: October 14, 1980
    Inventor: David T. Langley, Jr.
  • Patent number: D494641
    Type: Grant
    Filed: November 13, 2003
    Date of Patent: August 17, 2004
    Assignee: Exhart Environmental Systems, Inc.
    Inventor: Margaret Weiser
  • Patent number: D308343
    Type: Grant
    Filed: August 3, 1987
    Date of Patent: June 5, 1990
    Assignee: Cooper Instrument Corporation
    Inventors: Arthur C. Aloise, Edward Tichy
  • Patent number: D348225
    Type: Grant
    Filed: January 21, 1993
    Date of Patent: June 28, 1994
    Inventor: Joan J. Stott
  • Patent number: D389069
    Type: Grant
    Filed: December 18, 1996
    Date of Patent: January 13, 1998
    Assignee: Cobbs Manufacturing Company
    Inventors: Thomas R. Steinhagen, John E. Schenken, Charles A. Haas
  • Patent number: D399767
    Type: Grant
    Filed: July 11, 1997
    Date of Patent: October 20, 1998
    Inventor: Peter Strunk