Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5588784 | Soil or rock nail wall with outer face and method of constructing the same | David E. Weatherby | 1996-12-31 |
| 4728225 | Method of rehabilitating a waterfront bulkhead | Robert C. Houghton | 1988-03-01 |