Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4616696 | Exhaust air heat exchanger | Laurence Brundrett | 1986-10-14 |
| 4409925 | Absorbent material | Franklin Carter | 1983-10-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4616696 | Exhaust air heat exchanger | Laurence Brundrett | 1986-10-14 |
| 4409925 | Absorbent material | Franklin Carter | 1983-10-18 |