Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4595003 | Protective mask for airborne toxic substances | Charles J. Shoemaker, John A. Scavnicky, Malcolm E. Little, Emily M. Hagy | 1986-06-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4595003 | Protective mask for airborne toxic substances | Charles J. Shoemaker, John A. Scavnicky, Malcolm E. Little, Emily M. Hagy | 1986-06-17 |