Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499985 | Apparatus for changing a mold box for a concrete block molding machine | Yoji Sekiguchi, Hironobu Yoda | 2002-12-31 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6499985 | Apparatus for changing a mold box for a concrete block molding machine | Yoji Sekiguchi, Hironobu Yoda | 2002-12-31 |