Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4678487 | Laminar flow clean room having improved filter bank | George H. Cadwell, Jr., Clarence B. Pittman | 1987-07-07 |
| 4521234 | Housing for high efficiency particulate air filters | William Peebles | 1985-06-04 |
| 4494403 | Filter testing apparatus and method | Ivey G. Thompson, Thomas Allan | 1985-01-22 |
| 4457336 | Air flow control apparatus | Thomas Allan, Joseph A. Wood | 1984-07-03 |