Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D273319 | Connector for air-breathing apparatus | Glen R. Mattingly | 1984-04-03 |
| D273320 | Connector for air-breathing apparatus | Glen R. Mattingly | 1984-04-03 |
| 4392490 | Multiple outlet connecting means for self-contained positive pressure or demand regulated breathing apparatus | Glen R. Mattingly | 1983-07-12 |