Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8002536 | Concrete block machine having a controllable cutoff bar | Jeffrey A. Ness | 2011-08-23 |
| 7980842 | Concrete block mold with moveable liner and heater | Jeffrey A. Ness | 2011-07-19 |