Circular In Cross Section Patents (Class D28/88)
  • Patent number: D249591
    Type: Grant
    Filed: January 14, 1977
    Date of Patent: September 19, 1978
    Inventor: Anthony J. Mijares, Jr.
  • Patent number: D254151
    Type: Grant
    Filed: October 31, 1977
    Date of Patent: February 5, 1980
    Inventor: Henry Wolff
  • Patent number: D261940
    Type: Grant
    Filed: January 21, 1980
    Date of Patent: November 17, 1981
    Assignee: The Risdon Manufacturing Company
    Inventor: Thomas F. Holloway
  • Patent number: D265600
    Type: Grant
    Filed: June 27, 1980
    Date of Patent: July 27, 1982
    Inventor: Pierre Ballereaud
  • Patent number: D271050
    Type: Grant
    Filed: July 3, 1980
    Date of Patent: October 18, 1983
    Inventor: Samuel Berkman
  • Patent number: D275133
    Type: Grant
    Filed: June 18, 1982
    Date of Patent: August 14, 1984
    Assignee: Lion Brush Works Limited
    Inventor: Brian Davey