Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4497151 | Standing seam metal roof assembly | Harold G. Simpson | 1985-02-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4497151 | Standing seam metal roof assembly | Harold G. Simpson | 1985-02-05 |