Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4666477 | Adjustable damper for clean room systems | — | 1987-05-19 |
| 4518405 | Clean room with replaceable filter and a seal cutting mechanism | Donald E. Bishop | 1985-05-21 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4666477 | Adjustable damper for clean room systems | — | 1987-05-19 |
| 4518405 | Clean room with replaceable filter and a seal cutting mechanism | Donald E. Bishop | 1985-05-21 |