Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660420 | Espagnolette window locking system and bolt construction | John C. Smith | 1997-08-26 |
| 5561994 | Lock for sliding door | John C. Smith | 1996-10-08 |
| 5116142 | Roller or wheel assembly for patio doors | John C. Smith | 1992-05-26 |