Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8070122 | Scissor-action support arrangement | David E. Pitcher, Thomas P. Burrous, Alan L. Stenfors, Sidney Rose | 2011-12-06 |
| 7971842 | Swivelable sign hanging arrangement | Thomas P. Burrous, David E. Pitcher, Alan L. Stenfors, Sidney Rose | 2011-07-05 |