Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4949450 | Insulated blind rivet mounting and method of making | — | 1990-08-21 |
| 4764312 | Room humidification system | W. Samuel Grist, John A. Yarish | 1988-08-16 |
| 4294283 | Wedge sealed damper | — | 1981-10-13 |