Patents Represented by Attorney, Agent or Law Firm Gifford, Krass, Groh & Citkowski, PC
  • Chair
    Patent number: D497490
    Type: Grant
    Filed: November 10, 2003
    Date of Patent: October 26, 2004
    Assignee: Michigan Tube Swagers & Fabricators, Inc.
    Inventors: David J. Socha, Jr., William F. Lohness