Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4563103 | Scrub sponge with opposed puncturing projections | Ronald R. Van Overloop | 1986-01-07 |
| 4479277 | Scrub brush | Thomas H. Gilman | 1984-10-30 |
| 4420853 | Scrub brush | Thomas H. Gilman | 1983-12-20 |
| 4384485 | Device for indicating liquid level | Terry N. Layton, Jack D. Merry | 1983-05-24 |
| 4238448 | Discharge measuring device | Lawrence A. Salvadori, Terry N. Layton, W. Martin Schultze, Frank K. Villari | 1980-12-09 |