Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4754526 | System including a multi-stepped nozzle assembly for back-boring an inground passageway | Olivier L. Tremoulet, Jr., Kenneth E. Fender | 1988-07-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4754526 | System including a multi-stepped nozzle assembly for back-boring an inground passageway | Olivier L. Tremoulet, Jr., Kenneth E. Fender | 1988-07-05 |