Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D266695 | Mouthpiece for a spirometer | Wallace E. Trammll | 1982-10-26 |
| 4337770 | Flow regulating device for arterial catheter systems | James E. Young, Ralph S. Walker | 1982-07-06 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D266695 | Mouthpiece for a spirometer | Wallace E. Trammll | 1982-10-26 |
| 4337770 | Flow regulating device for arterial catheter systems | James E. Young, Ralph S. Walker | 1982-07-06 |