Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846708 | Jack security device | Joseph A. Marson | 1989-07-11 |
| 4840582 | Modular plug identification tag | — | 1989-06-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4846708 | Jack security device | Joseph A. Marson | 1989-07-11 |
| 4840582 | Modular plug identification tag | — | 1989-06-20 |