Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4334729 | Penetrator assembly | Ralph A. Allen, John T. Zylkowski | 1982-06-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4334729 | Penetrator assembly | Ralph A. Allen, John T. Zylkowski | 1982-06-15 |