Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D492796 | Front face of a masonry block | — | 2004-07-06 |
| 6691471 | Mortarless wall structure | — | 2004-02-17 |
| 6682269 | Block with multifaceted bottom surface | Gerald P. Price | 2004-01-27 |
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D492796 | Front face of a masonry block | — | 2004-07-06 |
| 6691471 | Mortarless wall structure | — | 2004-02-17 |
| 6682269 | Block with multifaceted bottom surface | Gerald P. Price | 2004-01-27 |