Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872408 | Polymeric film-enveloped explosive cartridges and their manufacture and use | — | 1989-10-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4872408 | Polymeric film-enveloped explosive cartridges and their manufacture and use | — | 1989-10-10 |