Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6116568 | Apparatus for forming voids under concrete floors | Michael L. Rosenblat, Louis C. Dufault | 2000-09-12 |
| 6050043 | Apparatus and method for supporting concrete beams, walls and the like | Michael L. Rosenblat, Louis C. Dufault | 2000-04-18 |