Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5470131 | Methods and apparatus for cutting circular slots in pavement extending about manhole castings | Glenn Mahaffey, Jr., John M. Svoboda | 1995-11-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5470131 | Methods and apparatus for cutting circular slots in pavement extending about manhole castings | Glenn Mahaffey, Jr., John M. Svoboda | 1995-11-28 |