Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D320869 | Headgear for faceshield | John W. Lewman | 1991-10-15 |
| D320870 | Headgear for faceshield | John W. Lewman | 1991-10-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D320869 | Headgear for faceshield | John W. Lewman | 1991-10-15 |
| D320870 | Headgear for faceshield | John W. Lewman | 1991-10-15 |