Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5173721 | Optical aid attachment for ear protectors | — | 1992-12-22 |
| 4674159 | Stenter frame clip chain assembly | Alexander Sclater, Wallace Cunningham | 1987-06-23 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5173721 | Optical aid attachment for ear protectors | — | 1992-12-22 |
| 4674159 | Stenter frame clip chain assembly | Alexander Sclater, Wallace Cunningham | 1987-06-23 |