Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6953936 | Ionization type smoke sensing chamber | William A. MacPherson, III | 2005-10-11 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6953936 | Ionization type smoke sensing chamber | William A. MacPherson, III | 2005-10-11 |