Patents Assigned to Kerr-Hays Company
  • Patent number: D275064
    Type: Grant
    Filed: December 14, 1981
    Date of Patent: August 14, 1984
    Assignee: Kerr-Hays Company
    Inventor: Burt K. Todd
  • Patent number: D296856
    Type: Grant
    Filed: August 23, 1985
    Date of Patent: July 26, 1988
    Assignee: Kerr-Hays Company
    Inventor: Burt K. Todd
  • Patent number: D306267
    Type: Grant
    Filed: January 9, 1987
    Date of Patent: February 27, 1990
    Assignee: Kerr-Hays Company
    Inventor: Charles P. Stewart
  • Patent number: D317722
    Type: Grant
    Filed: April 10, 1989
    Date of Patent: June 25, 1991
    Assignee: Kerr-Hays Company
    Inventor: Burt K. Todd