Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4563849 | Device for interlocking together two adjacent metal frames from two different levels | — | 1986-01-14 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4563849 | Device for interlocking together two adjacent metal frames from two different levels | — | 1986-01-14 |