Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807306 | Pop-up drain assembly for lavatory basins | Dennis J. Hayman | 1989-02-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4807306 | Pop-up drain assembly for lavatory basins | Dennis J. Hayman | 1989-02-28 |