Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830531 | Unitary connection assembly for metal channels and method for assembly | John F. German, Ellwood Irish | 1989-05-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4830531 | Unitary connection assembly for metal channels and method for assembly | John F. German, Ellwood Irish | 1989-05-16 |