Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870902 | Initiating system | James R. Simon, Jacques Lafond | 1989-10-03 |
| 4821646 | Delay initiator for blasting | Raymond L. Carriere | 1989-04-18 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870902 | Initiating system | James R. Simon, Jacques Lafond | 1989-10-03 |
| 4821646 | Delay initiator for blasting | Raymond L. Carriere | 1989-04-18 |