Patents Represented by Law Firm Kolisch Hartwell Dickincon McCormack & Heuser
  • Built-up I-beam with laminated flange
    Patent number: 6012262
    Abstract: An I-beam for use in construction, built-up from a web held between a pair of laminated flanges. Each flange includes a first laminate made of oriented strand lumber and a second laminate laminated to the first laminate. The web is between the first laminates.
    Type: Grant
    Filed: March 14, 1996
    Date of Patent: January 11, 2000
    Assignee: Trus Joist MacMillan
    Inventor: David C. Irving