Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4738390 | Magnetic closure device for envelope or the like | — | 1988-04-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4738390 | Magnetic closure device for envelope or the like | — | 1988-04-19 |