Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D272037 | Tool for imprinting fish scale patterns in fresh concrete | — | 1984-01-03 |
| D257824 | Tool for imprinting non-repeating stone patterns in fresh concrete | Edward Shea | 1981-01-13 |
| D257825 | Tool for imprinting non-repeating stone patterns in fresh concrete | Edward Shea | 1981-01-13 |