Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6752218 | Fire protection sprinkler head support | Norman J. MacDonald, III, Peter M. MacDonald | 2004-06-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6752218 | Fire protection sprinkler head support | Norman J. MacDonald, III, Peter M. MacDonald | 2004-06-22 |