Patents Assigned to Jewell C. Griffin, Jr.
  • Bleacher structure
    Patent number: 4345406
    Abstract: A bleacher structure for spectators comprising a system of interconnected upright posts, cross beams, and diagonal stiffening members with channel beam seats and channel beam footrests locked into the structure by means of hook members on the channel beams cooperating with slots in the upright posts and the cross beams.
    Type: Grant
    Filed: December 13, 1979
    Date of Patent: August 24, 1982
    Assignee: Jewell C. Griffin, Jr.
    Inventor: Larry L. Motley