Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4270333 | Security screen | Charles H. Seidl | 1981-06-02 |
| 4221038 | Method for forming a frame | Charles H. Seidl | 1980-09-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4270333 | Security screen | Charles H. Seidl | 1981-06-02 |
| 4221038 | Method for forming a frame | Charles H. Seidl | 1980-09-09 |