Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364212 | Fire-resistant metal stud | Robert J. Pearson | 1982-12-21 |
| 4353192 | Fire-resistant metal stud | Robert J. Pearson | 1982-10-12 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4364212 | Fire-resistant metal stud | Robert J. Pearson | 1982-12-21 |
| 4353192 | Fire-resistant metal stud | Robert J. Pearson | 1982-10-12 |