Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339634 | Keyboard | — | 1982-07-13 |
| 4325797 | Membrane mounting method and membrane-enclosed amperometric cell | John M. Hale | 1982-04-20 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4339634 | Keyboard | — | 1982-07-13 |
| 4325797 | Membrane mounting method and membrane-enclosed amperometric cell | John M. Hale | 1982-04-20 |