Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5669449 | Directional sprinklers | George S. Polan, James E. Golinveaux | 1997-09-23 |
| 5664630 | Extended coverage ceiling sprinklers and systems | George G. Meyer, George S. Polan | 1997-09-09 |
| 5609211 | Extended coverage automatic ceiling sprinkler | George G. Meyer, George S. Polan, Kevin Dolan | 1997-03-11 |