Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5547107 | Dispenser for flowable materials | — | 1996-08-20 |
| 5092496 | Dispenser for flowable materials having a piston with a flexible sealing rim | Harold R. Gayle, William T. Wilkinson | 1992-03-03 |
| 4326817 | Paving stone and walkway formed therewith | — | 1982-04-27 |