Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839039 | Automatic flow-control device | Joel S. Novak | 1989-06-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4839039 | Automatic flow-control device | Joel S. Novak | 1989-06-13 |