Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5480121 | Break-away conncetor for sign post | Gerald Rice | 1996-01-02 |
| 4928446 | Break-away sign post and post ground anchor | — | 1990-05-29 |
| 4803812 | Post ground anchor and method | — | 1989-02-14 |