Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5251997 | Embeddable paving block intended for the surfacing of roadways and other areas of ground and the roadways or other areas of ground which are surfaced with such paving blocks | — | 1993-10-12 |
| D314829 | Interlocking paving stone | — | 1991-02-19 |
| 4280227 | Cape protector | — | 1981-07-28 |