Patents Assigned to BKB Industries, Inc.
  • Patent number: D259888
    Type: Grant
    Filed: February 21, 1980
    Date of Patent: July 14, 1981
    Assignee: BKB Industries, Inc.
    Inventors: Robert A. Bantin, Dean R. Kilbourn
  • Patent number: D259938
    Type: Grant
    Filed: November 21, 1977
    Date of Patent: July 21, 1981
    Assignee: BKB Industries, Inc.
    Inventors: Robert A. Bantin, Dean R. Kilbourn